Can you please show calculations on how to calculate common size analysis for the following information>

Income Statement (partial)
	DuPont	Dow	PPG
Revenues	$24,726	$27,805	$8,169
COGS	16,727	22,015	5,137
Gross Profit	7,999	5,790	3,032
SG&A Expenses	4,513	2,807	1,764
Net Income	4,339	(385)	387
Balance Sheet (partial)
	DuPont	Dow	PPG
Cash & Market Securities	$5,763	$220	$108
Receivables, net	3,903	5,098	1,416
Inventories	4,215	4,440	904
Total Current Assets	14,801	10,308	2,703
Fixed Assets, net	13,287	13,579	2,752
Total Assets	40,319	35,515	8,452
Total Current Liabilities	8,067	8,125	1,955
Total Liabilities	25,867	25,522	5,372
Total Equity	14,452	9,993	3,080
The following additional information is provided for fiscal year 2000 (in millions):
	DuPont	Dow	PPG
Inventory	$4,658	$3,463	$1,121
Receivables, net	4,552	5,385	1,563
Working Capital	2,401	1,387	550
Fixed Assets, net	13,287	13,579	2,752
Total Assets	39,426	27,645	9,125
Total Equity	13,299	9,686	3,097