Solve the equation: x/(2/3)=(8/9).
解方程：x/(2/3)=(8/9)．
<gadget id="calculator">8 / 9</gadget>
<output>8/9 = around 0.888889</output>

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

<gadget id="calculator">(8/9) * (2/3)</gadget>
<output>16/27 = around 0.592593</output>

<result>16/27 = around 0.592593</result>