(3 5/6×7 2/3÷12 1/4×5 1/2)÷(75 4/7×3 2/3÷8 2/5×1/100) /-черта дроби

$(3 \frac{5}{6} *7 \frac{2}{3} :12 \frac{1}{4} *5 \frac{1}{2} ):(75 \frac{4}{7} *3 \frac{2}{3} :8 \frac{2}{5} * \frac{1}{100})=$
$( \frac{23}{6} * \frac{23}{3} * \frac{4}{49} * \frac{11}{2}):( \frac{529}{7}* \frac{11}{3} * \frac{5}{42} * \frac{1}{100} )= \frac{11638}{882} : \frac{5819}{17640} = \frac{5819}{441} * \frac{17640}{5819}=$ $\frac{17640}{441} =40$