1 Exhibit 12 TRW Inc. and Subsidiaries Computation of Ratio of Earnings to Fixed Charges - Unaudited (In millions except ratio data) Years Ended December 31 ----------------------------------------------------------------- 1996 1995 1994 1993 1992 ----------- ----------- ------------ ----------- ----------- Earnings from continuing operations before income taxes $302.2(A) $625.5 $435.5 $289.2 $276.4 Unconsolidated affiliates 1.4 1.3 (0.6) 0.7 (0.9) Minority earnings 11.5 10.8 7.7 1.4 0.1 Fixed charges excluding capitalized interest 129.0 137.2 145.3 177.5 208.1 ------ ------ ------ ------ ------ Earnings $444.1 $774.8 $587.9 $468.8 $483.7 ------ ------ ------ ------ ------ Fixed Charges: Interest expense $84.2 $94.7 $104.7 $137.4 $162.1 Capitalized interest 3.5 5.1 6.6 7.9 12.7 Portion of rents representa- tive of interest factor 43.2 41.4 39.2 37.9 45.8 Interest expense of uncon- solidated affiliates 1.6 1.1 1.4 2.2 0.2 --- --- --- --- --- Total fixed charges $132.5 $142.3 $151.9 $185.4 $220.8 ------ ------ ------ ------ ------ Ratio of earnings to fixed 3.4X 5.4X 3.9X 2.5X 2.2X charges --- --- --- --- --- <FN> (A) The 1996 earnings from continuing operations before income taxes of $302.2 million includes a charge of $384.8 million as a result of actions taken in the automotive and space and defense businesses. See "Special charges" footnote in the Notes to Financial Statements.