1 EXHIBIT 12 ATLANTIC RICHFIELD COMPANY STATEMENT SETTING FORTH DETAIL OF COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES -- UNAUDITED (MILLIONS OF DOLLARS) YEAR ENDED DECEMBER 31 ----------------------------------------------------------------- 1998 1997 1996 1995 1994 -------- -------- -------- -------- -------- Income (loss) from continuing operations before income taxes and minority interest(1).............. $(1,282) $1,878 $2,086 $1,112 $ 740 Less: Undistributed income of less than 50% owned subsidiaries (net of losses)(2)......................................... (20) 5 6 -- -- ------ ------ ------ ------ ------ Fixed charges: Interest expense charged to income, interest of appropriate unconsolidated subsidiaries, and portion of rentals representative of interest(3).................................... 493 522 615 702 712 Capitalized interest................................. 106 38 19 48 35 ------ ------ ------ ------ ------ Total fixed charges.................................. 599 560 634 750 747 ------ ------ ------ ------ ------ Earnings (deficit) (1) + (2) + (3)................... $(809) $2,405 $2,707 $1,814 $1,452 ====== ====== ====== ====== ====== Ratio of earnings to fixed charges(a)................ (1.35) 4.29 4.27 2.42 1.94 ====== ====== ====== ====== ====== - --------------- (a) In 1998, the negative ratio indicates a less than one-to-one earnings coverage of fixed charges. Fixed charges of $599 million combined with an earnings deficit of $809 million per the ratio of earnings to fixed charges calculation resulted in a $1.4 billion deficiency in a one-to-one earnings coverage of fixed charges in 1998. The deficiency includes a before tax net charge of approximately $1.35 billion for asset writedowns, restructuring costs and a tax refund in the fourth quarter of 1998.