A rope is (1/3) meter long and divided into 3 sections. The length of the first section is (1/4) of the total length, the ratio of the length of the third section to the total length of the first two sections is 1:2, and the length of the second section is How many meters long is the segment?
一根绳子长(1/3)米，分成3小段，第一小段长度是总长度的(1/4)，第三小段的长度与前两段的总长度的比是1：2，第二小段长多少米？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + 2</gadget>
<output>3</output>

<gadget id="calculator">1 - (1/4) - (1/3)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(1/3) * (5/12)</gadget>
<output>5/36 = around 0.138889</output>

<result>5/36 = around 0.138889</result>