Home / 238,598,732.16-329,306,640.48-138,112,614

Finding the Fourth Proportional to 238,598,732.16, 329,306,640.48 and 138,112,614

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Solution

The fourth proportional to 238,598,732.16, 329,306,640.48 and 138,112,614 is: 190,618,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,598,732.16 : 329,306,640.48 = 138,112,614 : x
  2. Step 2: Convert to fraction form
    238,598,732.16/329,306,640.48 = 138,112,614/x
  3. Step 3: Cross multiply
    238,598,732.16x = 329,306,640.48 × 138,112,614
  4. Step 4: Simplify right side
    238,598,732.16x = 45,481,400,924,251,016
  5. Step 5: Solve for x
    x = 45,481,400,924,251,016/238,598,732.16
  6. Step 6: Final answer
    x = 190,618,787.08

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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.