Finance Question - Calculating Operating Net Working Capital

Hildebrand Corp had the following current asset and current liability account balances for 2007 through 2010.

Given:

In Millions of $

2010

2009

2008

2007

Cash & Equivalents

$807,926

$560,960

$617,866

$658,255

Short Term Investments

178,994

197,408

182,442

614,513

Cash and Short Term Investments

986,920

758,368

800,308

1,272,768

Accounts Receivable

2,028,060

2,365,823

2,341,609

2,302,447

Inventories

1,456,271

1,441,024

1,450,258

1,262,308

Total Current Assets

4,471,251

4,565,215

4,592,175

4,837,523

Accounts Payable

1,138,770

1,601,413

1,584,959

1,416,367

Accrued Expenses

878,454

901,546

902,164

863,683

Notes Payable/Short Term Debt

1,038,633

789,285

979,675

821,126

Current Port. of LT Debt

531,635

386,879

303,214

248,028

Total Current Liabilities 

$3,587,492

$3,679,123

$3,770,012

$3,349,204