Home / 8,641,278,691.73-11,926,882,997.45-5,253,468,115.71

Finding the Fourth Proportional to 8,641,278,691.73, 11,926,882,997.45 and 5,253,468,115.71

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Solution

The fourth proportional to 8,641,278,691.73, 11,926,882,997.45 and 5,253,468,115.71 is: 7,250,952,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,641,278,691.73 : 11,926,882,997.45 = 5,253,468,115.71 : x
  2. Step 2: Convert to fraction form
    8,641,278,691.73/11,926,882,997.45 = 5,253,468,115.71/x
  3. Step 3: Cross multiply
    8,641,278,691.73x = 11,926,882,997.45 × 5,253,468,115.71
  4. Step 4: Simplify right side
    8,641,278,691.73x = 62,657,499,546,906,845,184
  5. Step 5: Solve for x
    x = 62,657,499,546,906,845,184/8,641,278,691.73
  6. Step 6: Final answer
    x = 7,250,952,293.30

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1.5x scale

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.