Four Fours/50/Solutions

Puzzle: Four Fours: $50$

Using exactly $4$ instances of the number $4$, the task is to write an expression for $50$, using whatever arithmetical operations you consider necessary.

Solutions

Solution $1$

$50 = 4! + 4! + \dfrac 4 {\sqrt 4}$

Solution $2$

$50 = 4! \times \sqrt 4 + \dfrac 4 {\sqrt 4}$

Solution $3$

$50 = 44 + 4 + \sqrt 4$