Answer
The fifth column is the multiple of the first column by $2$.
Work Step by Step
Given $$
\left|\begin{array}{rrrrr}{2} & {1} & {-1} & {0} & {4} \\ {1} & {0} & {1} & {3} & {2} \\ {3} & {6} & {1} & {-3} & {6} \\ {0} & {4} & {0} & {2} & {0} \\ {-1} & {8} & {5} & {3} & {-2}\end{array}\right|=0.
$$
The fifth column is the multiple of the first column by $2$.