[Xichekolas]

He was picking an earnings number ($1 billion-ish) and a P/E ratio (20ish) and solving for the P.

Of course, the $1 billion is revenue, not earnings, so that number is likely to be lower (or negative) and the ratio is likely (if history is any guide) to be higher due to that, so this kind of calculation is pretty pie-in-the-sky.