The maximum probability of throwing three dice at the same time is three.

There are 2 16 possible results when three dice are thrown at the same time. The results with the maximum value of three are: 1 13, 123, 13 1, 132,/kloc. There are 32 1, 322, 323, 33 1, 332, 333 * * 19, so the maximum probability of throwing three dice at the same time is 19/2 16.