Home / 260,981,493.76-391,646,305.22-94,984,952.45

Finding the Fourth Proportional to 260,981,493.76, 391,646,305.22 and 94,984,952.45

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Solution

The fourth proportional to 260,981,493.76, 391,646,305.22 and 94,984,952.45 is: 142,540,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,981,493.76 : 391,646,305.22 = 94,984,952.45 : x
  2. Step 2: Convert to fraction form
    260,981,493.76/391,646,305.22 = 94,984,952.45/x
  3. Step 3: Cross multiply
    260,981,493.76x = 391,646,305.22 × 94,984,952.45
  4. Step 4: Simplify right side
    260,981,493.76x = 37,200,505,676,462,920
  5. Step 5: Solve for x
    x = 37,200,505,676,462,920/260,981,493.76
  6. Step 6: Final answer
    x = 142,540,779.96

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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.