Home / 88,654,524.60-132,981,786.90-54,465,007.80

Finding the Fourth Proportional to 88,654,524.60, 132,981,786.90 and 54,465,007.80

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Solution

The fourth proportional to 88,654,524.60, 132,981,786.90 and 54,465,007.80 is: 81,697,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,654,524.60 : 132,981,786.90 = 54,465,007.80 : x
  2. Step 2: Convert to fraction form
    88,654,524.60/132,981,786.90 = 54,465,007.80/x
  3. Step 3: Cross multiply
    88,654,524.60x = 132,981,786.90 × 54,465,007.80
  4. Step 4: Simplify right side
    88,654,524.60x = 7,242,854,060,766,438
  5. Step 5: Solve for x
    x = 7,242,854,060,766,438/88,654,524.60
  6. Step 6: Final answer
    x = 81,697,511.70

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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.