Significant business acquisitions (Tables)

12 Months Ended

Dec. 31, 2011

Allocation of the aggregate purchase price to the assets and liabilities of the acquired entity

The allocation of the purchase price to Lubrizol’s assets and liabilities is summarized below (in millions):

Assets:
Cash and cash equivalents	$	893
Inventories		1,598
Property, plant and equipment		2,344
Intangible assets		3,897
Goodwill		3,877
Other		1,077
	$	13,686
Liabilities, noncontrolling interests and net assets acquired:
Accounts payable, accruals and other liabilities	$	1,684
Notes payable and other borrowings		1,607
Income taxes, principally deferred		1,563
Noncontrolling interests		128
		4,982
Net assets acquired		8,704
	$	13,686

Pro-forma consolidated earnings data for acquisition

The following table sets forth certain unaudited pro forma consolidated earnings data for each of the two years ending December 31, 2011, as if the acquisition was consummated on the same terms at the beginning of 2010. Amounts are in millions, except earnings per share.

	2011		2010
Total revenues	$	148,160	$	141,595
Net earnings attributable to Berkshire Hathaway shareholders		10,710		13,156
Earnings per equivalent Class A common share attributable to Berkshire Hathaway shareholders		6,491		8,043