Home / 237,900,542.31-356,849,374.05-129,415,165.92

Finding the Fourth Proportional to 237,900,542.31, 356,849,374.05 and 129,415,165.92

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Solution

The fourth proportional to 237,900,542.31, 356,849,374.05 and 129,415,165.92 is: 194,121,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,900,542.31 : 356,849,374.05 = 129,415,165.92 : x
  2. Step 2: Convert to fraction form
    237,900,542.31/356,849,374.05 = 129,415,165.92/x
  3. Step 3: Cross multiply
    237,900,542.31x = 356,849,374.05 × 129,415,165.92
  4. Step 4: Simplify right side
    237,900,542.31x = 46,181,720,951,128,896
  5. Step 5: Solve for x
    x = 46,181,720,951,128,896/237,900,542.31
  6. Step 6: Final answer
    x = 194,121,965.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.