Answer
$\angle C=62^\circ$
a=199.55
b=241.52
Work Step by Step
$\angle C=180^\circ-50^\circ-68^\circ=62^\circ$
According the Law of Sines $\frac{\sin A}{a}=\frac{\sin B}{b}=\frac{\sin C}{c}$,
thus:
$\frac{\sin 50^\circ}{a}=\frac{\sin 68^\circ}{b}=\frac{\sin 62^\circ}{230}$
a=199.55
b=241.52