Williamson Industries has $4 bilion in sales and $2.838 bilion in fixed assets. Currently, the company's fixed assets are operating at 95% of capacity. a. What level of sales couid Wiliamson industries have obtained if it had been operating at full capacity? Enter your answer in billians of dollars. Round vour answer to five decimal places. billion b. What is Williamson's target fixed assets/sales ratio? Do not round intermediate calculations. Round your answer to two decimal places. of c. If Willamson's sales increase 15%, how large of an increase in fixed assets will the company need to meet irs target fixed assets/saies ratio? Enter your answer in billions of doflars. Negative value should be indicated by a minus sign. Do not round intermediate calculations. Fiound your answer to five decimal places. $ billion