Boume Company (a fictional company) has the following inventory note in its 203 annual report. UFO revaluations decreased $140 million in 20X3, compared with decreases of $169 million in 202 and $82 million in 201 included in these changes were decreases of $30 million, $12 milion, and $3 milion in 203, 202, and 201, respectively, that resuited from lower LIFO inventory levels. There were net cost decreases in each of the last three years. Boume's eamings before income taxes were $20.0 billion in 203 Assume a 21% marginal tax rate. Required: 1. What are the total cumulative tax savings as of December 31. 203, that Bourne has realized as a result of using the LIFO inventory method? 2. What would Bourne's pre-tax earnings have been in 203 if it had been using FiFO? 3. What December 31, 20X3, balance sheet amounts would be different-and by how much-if Bourne had used FiFO to account for its inventories? 4. What were the UFO liquidation profits reported in 203 both pre-tax and after-tax? Complete this question by entering your answers in the tabs below. What are the total cumulative tax savings as of December 31, 20x3, that Bourne has realized as a result of using the Lifo inventory method? (Enter your answer in milions. Round your answer to 2 decimal places)