There are 64 pear trees in the orchard, (11/4) times as many apple trees as pear trees, and (4/7) times as many apple trees as peach trees. How many peach trees are there in the orchard?
果园里有梨树64棵，苹果树是梨树的(11/4)倍，苹果树又是桃树的(4/7)，果园里有桃树多少棵？
<gadget id="calculator">11 / 4</gadget>
<output>11/4 = around 2.75</output>

<gadget id="calculator">4 / 7</gadget>
<output>4/7 = around 0.571429</output>

<gadget id="calculator">(11/4) / (4/7)</gadget>
<output>77/16 = around 4.8125</output>

<gadget id="calculator">64 * (77/16)</gadget>
<output>308</output>

<result>308</result>