What is the result of dividing the quotient of (4/7) by (4/15) and multiplying by (2/3)?
(4/7)除(4/15)的商再乘(2/3)，结果是多少？
<gadget id="calculator">4 / 15</gadget>
<output>4/15 = around 0.266667</output>

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

<gadget id="calculator">(4/15) / (4/7)</gadget>
<output>7/15 = around 0.466667</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(7/15) * (2/3)</gadget>
<output>14/45 = around 0.311111</output>

<result>14/45 = around 0.311111</result>