\[\frac{\left( 3x^{2}yz^{2} \right)^{4} \cdot \left( - 2y^{2}z^{3} \right)^{2}}{y^{3}x^{2}z^{3} \cdot \left( - 5y^{2}x^{3}z^{4} \right)^{2}} =\]
\[= \frac{81x^{8}y^{4}z^{8} \cdot 4y^{4}z^{6}}{y^{3}x^{2}z^{3} \cdot 25y^{4}x^{6}z^{8}} = \frac{324x^{8}y^{8}z^{14}}{25x^{8}y^{7}z^{11}} =\]
\[= 12,96yz^{3}\]