Home / 198,659,330.22-274,175,981.13-113,919,610.92

Finding the Fourth Proportional to 198,659,330.22, 274,175,981.13 and 113,919,610.92

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Solution

The fourth proportional to 198,659,330.22, 274,175,981.13 and 113,919,610.92 is: 157,224,033.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,659,330.22 : 274,175,981.13 = 113,919,610.92 : x
  2. Step 2: Convert to fraction form
    198,659,330.22/274,175,981.13 = 113,919,610.92/x
  3. Step 3: Cross multiply
    198,659,330.22x = 274,175,981.13 × 113,919,610.92
  4. Step 4: Simplify right side
    198,659,330.22x = 31,234,021,092,910,704
  5. Step 5: Solve for x
    x = 31,234,021,092,910,704/198,659,330.22
  6. Step 6: Final answer
    x = 157,224,033.02

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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.