Home / 132,543,693,020.76-198,815,542,161.83-31,814,560,607.97

Finding the Fourth Proportional to 132,543,693,020.76, 198,815,542,161.83 and 31,814,560,607.97

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Solution

The fourth proportional to 132,543,693,020.76, 198,815,542,161.83 and 31,814,560,607.97 is: 47,721,841,543.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,543,693,020.76 : 198,815,542,161.83 = 31,814,560,607.97 : x
  2. Step 2: Convert to fraction form
    132,543,693,020.76/198,815,542,161.83 = 31,814,560,607.97/x
  3. Step 3: Cross multiply
    132,543,693,020.76x = 198,815,542,161.83 × 31,814,560,607.97
  4. Step 4: Simplify right side
    132,543,693,020.76x = 6,325,229,115,912,960,868,352
  5. Step 5: Solve for x
    x = 6,325,229,115,912,960,868,352/132,543,693,020.76
  6. Step 6: Final answer
    x = 47,721,841,543.39

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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.