Williamson Industries has $4 billion in sales and $1.496 billion in fixed assets. Currently, the company's fixed assets are operating at 95% of capacity. a. What level of sales could Williamson Industries have obtained if it had been operating at full capacity? Enter your answer in billions of dollars. Round your 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. % c. If Williamson's sales increase 15%, how large of an increase in fixed assets will the company need to meet its target fixed assets/sales ratio? Enter your answer in billions of dollars. Negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answer to five decimal places. $ billion