Home / 152,651,536.80-228,856,876.56-75,932,691.36

Finding the Fourth Proportional to 152,651,536.80, 228,856,876.56 and 75,932,691.36

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Solution

The fourth proportional to 152,651,536.80, 228,856,876.56 and 75,932,691.36 is: 113,839,132.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,651,536.80 : 228,856,876.56 = 75,932,691.36 : x
  2. Step 2: Convert to fraction form
    152,651,536.80/228,856,876.56 = 75,932,691.36/x
  3. Step 3: Cross multiply
    152,651,536.80x = 228,856,876.56 × 75,932,691.36
  4. Step 4: Simplify right side
    152,651,536.80x = 17,377,718,573,444,098
  5. Step 5: Solve for x
    x = 17,377,718,573,444,098/152,651,536.80
  6. Step 6: Final answer
    x = 113,839,132.82

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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.