Finding the Third Proportional to 172,691,283 and 375,639,795
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Solution
The third proportional to 172,691,283 and 375,639,795 is: 817,095,415.22
Step by Step Solution
- Step 1: Write the proportion equation
172,691,283 : 375,639,795 = 375,639,795 : x - Step 2: Convert to fraction form
172,691,283/375,639,795 = 375,639,795/x - Step 3: Cross multiply
172,691,283x = 375,639,795 × 375,639,795 - Step 4: Simplify right side
172,691,283x = 141,105,255,587,642,032 - Step 5: Solve for x
x = 141,105,255,587,642,032/172,691,283 - Step 6: Final answer
x = 817,095,415.22
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.