Nitpick: If EA's revenues are $3.7B, their value is much more than that.
Generally you could look at market cap, or derive the present value of future expected cash flows (meaning how much would you have to invest today in order to receive $3.7B in interest payments annually).
Generally you could look at market cap, or derive the present value of future expected cash flows (meaning how much would you have to invest today in order to receive $3.7B in interest payments annually).