There are three numbers a, b, and c. It is known that number a is (3/5) of number b, number c is (3/5) of number a, and number c is 64 less than number b. Then a+b+c=how much.
有三个数a、b、c，已知数a是数b的(3/5)，数c是数a的(3/5)，数c比数b少64．则a+b+c=多少．
<gadget id="calculator">16 / 15</gadget>
<output>16/15 = around 1.066667</output>

<gadget id="calculator">64 / (16/15)</gadget>
<output>60</output>

<gadget id="calculator">5 / 3</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">(5/3) * 60</gadget>
<output>100</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) * 60</gadget>
<output>36</output>

<gadget id="calculator">60 + 100 + 36</gadget>
<output>196</output>

<result>196</result>