Home / 354,932,023.20-532,398,034.80-124,899,280.80

Finding the Fourth Proportional to 354,932,023.20, 532,398,034.80 and 124,899,280.80

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Solution

The fourth proportional to 354,932,023.20, 532,398,034.80 and 124,899,280.80 is: 187,348,921.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,932,023.20 : 532,398,034.80 = 124,899,280.80 : x
  2. Step 2: Convert to fraction form
    354,932,023.20/532,398,034.80 = 124,899,280.80/x
  3. Step 3: Cross multiply
    354,932,023.20x = 532,398,034.80 × 124,899,280.80
  4. Step 4: Simplify right side
    354,932,023.20x = 66,496,131,645,853,368
  5. Step 5: Solve for x
    x = 66,496,131,645,853,368/354,932,023.20
  6. Step 6: Final answer
    x = 187,348,921.20

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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.