In early 2015, Ford Motor (F) had a book value of equity of $24.7 billion, 4.1 billion shares outstanding, and a market price of $15.89 per share. Ford also had cash of $21.9 billion, and total debt of $121.1 billion. Three years later, in early 2018, Ford had a book value of equity of $34.6 billion, 10.4 billion shares outstanding with a market price of $11.34 per share, cash of $26.5 billion, and total debt of $158.5 billion. Over this period, what was the change in Ford a. market capitalization? b. market-to-book ratio? c. enterprise value? a. Over the 3-year period, what was the change in Ford's market capitalization? The change in Ford's market capitalization was $ billion. (Round to two decimal places.)