Home / 417,260,141.18-625,757,327.55-137,076,019.52

Finding the Fourth Proportional to 417,260,141.18, 625,757,327.55 and 137,076,019.52

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Solution

The fourth proportional to 417,260,141.18, 625,757,327.55 and 137,076,019.52 is: 205,570,374.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,260,141.18 : 625,757,327.55 = 137,076,019.52 : x
  2. Step 2: Convert to fraction form
    417,260,141.18/625,757,327.55 = 137,076,019.52/x
  3. Step 3: Cross multiply
    417,260,141.18x = 625,757,327.55 × 137,076,019.52
  4. Step 4: Simplify right side
    417,260,141.18x = 85,776,323,646,026,832
  5. Step 5: Solve for x
    x = 85,776,323,646,026,832/417,260,141.18
  6. Step 6: Final answer
    x = 205,570,374.88

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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.