Home / 238,635,045.78-329,278,419.27-134,192,947.14

Finding the Fourth Proportional to 238,635,045.78, 329,278,419.27 and 134,192,947.14

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Solution

The fourth proportional to 238,635,045.78, 329,278,419.27 and 134,192,947.14 is: 185,164,929.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,635,045.78 : 329,278,419.27 = 134,192,947.14 : x
  2. Step 2: Convert to fraction form
    238,635,045.78/329,278,419.27 = 134,192,947.14/x
  3. Step 3: Cross multiply
    238,635,045.78x = 329,278,419.27 × 134,192,947.14
  4. Step 4: Simplify right side
    238,635,045.78x = 44,186,841,511,441,864
  5. Step 5: Solve for x
    x = 44,186,841,511,441,864/238,635,045.78
  6. Step 6: Final answer
    x = 185,164,929.85

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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.