Home / 150,215,229.15-207,398,240-93,785,974.98

Finding the Fourth Proportional to 150,215,229.15, 207,398,240 and 93,785,974.98

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Solution

The fourth proportional to 150,215,229.15, 207,398,240 and 93,785,974.98 is: 129,487,843.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,215,229.15 : 207,398,240 = 93,785,974.98 : x
  2. Step 2: Convert to fraction form
    150,215,229.15/207,398,240 = 93,785,974.98/x
  3. Step 3: Cross multiply
    150,215,229.15x = 207,398,240 × 93,785,974.98
  4. Step 4: Simplify right side
    150,215,229.15x = 19,451,046,147,536,036
  5. Step 5: Solve for x
    x = 19,451,046,147,536,036/150,215,229.15
  6. Step 6: Final answer
    x = 129,487,843.93

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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.