The prob(Like 1st song) =18/52
The Prob( like 2nd song) =17/51
The prob(Like 3rd song) = 16/50
The prob (Like 4rd song) = 15/49
Prob(Like next four songs) =

The prob(You do NOT Like any of the next four songs) = 1 - prob(Like next four songs)
= 1 - 0.011 = 0.989