Finding the Fourth Proportional to 429,798,086.97, 593,115,686.36 and 239,057,818.17
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Solution
The fourth proportional to 429,798,086.97, 593,115,686.36 and 239,057,818.17 is: 329,896,633.33
Step by Step Solution
- Step 1: Write the proportion equation
429,798,086.97 : 593,115,686.36 = 239,057,818.17 : x - Step 2: Convert to fraction form
429,798,086.97/593,115,686.36 = 239,057,818.17/x - Step 3: Cross multiply
429,798,086.97x = 593,115,686.36 × 239,057,818.17 - Step 4: Simplify right side
429,798,086.97x = 141,788,941,902,428,336 - Step 5: Solve for x
x = 141,788,941,902,428,336/429,798,086.97 - Step 6: Final answer
x = 329,896,633.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.