Home / 207,944,118.52-286,961,830.92-113,856,555.88

Finding the Fourth Proportional to 207,944,118.52, 286,961,830.92 and 113,856,555.88

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Solution

The fourth proportional to 207,944,118.52, 286,961,830.92 and 113,856,555.88 is: 157,121,470.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,944,118.52 : 286,961,830.92 = 113,856,555.88 : x
  2. Step 2: Convert to fraction form
    207,944,118.52/286,961,830.92 = 113,856,555.88/x
  3. Step 3: Cross multiply
    207,944,118.52x = 286,961,830.92 × 113,856,555.88
  4. Step 4: Simplify right side
    207,944,118.52x = 32,672,485,737,570,092
  5. Step 5: Solve for x
    x = 32,672,485,737,570,092/207,944,118.52
  6. Step 6: Final answer
    x = 157,121,470.76

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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.