In December $2018,$ General Electric $($GE$)$ had a book value of equity of $$51\mathrm{.}1$ billion, $8\mathrm{.}7$ billion shares outstanding, and a market price of $$8\mathrm{.}08$ per share. GE also had cash of $$69\mathrm{.}7$ billion, and total debt of $$112\mathrm{.}3$ billion.

a$.$ What was GE's market capitalization? What was GE's market$-$to$-$book ratio?

b$.$ What was GE's book debt$-$equity ratio? What was GE's market debt$-$equity ratio?

c$.$ What was GE's enterprise value?

a$.$ What was GE's market capitalization?

GEs market capitalization was $ billion $($Round to one decimal place$)$