Home / 82,944,066.90-124,416,100.35-72,327,234.90

Finding the Fourth Proportional to 82,944,066.90, 124,416,100.35 and 72,327,234.90

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Solution

The fourth proportional to 82,944,066.90, 124,416,100.35 and 72,327,234.90 is: 108,490,852.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,944,066.90 : 124,416,100.35 = 72,327,234.90 : x
  2. Step 2: Convert to fraction form
    82,944,066.90/124,416,100.35 = 72,327,234.90/x
  3. Step 3: Cross multiply
    82,944,066.90x = 124,416,100.35 × 72,327,234.90
  4. Step 4: Simplify right side
    82,944,066.90x = 8,998,672,515,356,423
  5. Step 5: Solve for x
    x = 8,998,672,515,356,423/82,944,066.90
  6. Step 6: Final answer
    x = 108,490,852.35

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Similar ratio
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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.