Home / 408,998,380.29-613,558,114.13-150,193,422.47

Finding the Fourth Proportional to 408,998,380.29, 613,558,114.13 and 150,193,422.47

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Solution

The fourth proportional to 408,998,380.29, 613,558,114.13 and 150,193,422.47 is: 225,312,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,998,380.29 : 613,558,114.13 = 150,193,422.47 : x
  2. Step 2: Convert to fraction form
    408,998,380.29/613,558,114.13 = 150,193,422.47/x
  3. Step 3: Cross multiply
    408,998,380.29x = 613,558,114.13 × 150,193,422.47
  4. Step 4: Simplify right side
    408,998,380.29x = 92,152,393,042,731,264
  5. Step 5: Solve for x
    x = 92,152,393,042,731,264/408,998,380.29
  6. Step 6: Final answer
    x = 225,312,366.71

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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.