Home / 113,541,258.62-156,686,912.75-61,330,294.80

Finding the Fourth Proportional to 113,541,258.62, 156,686,912.75 and 61,330,294.80

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Solution

The fourth proportional to 113,541,258.62, 156,686,912.75 and 61,330,294.80 is: 84,635,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,541,258.62 : 156,686,912.75 = 61,330,294.80 : x
  2. Step 2: Convert to fraction form
    113,541,258.62/156,686,912.75 = 61,330,294.80/x
  3. Step 3: Cross multiply
    113,541,258.62x = 156,686,912.75 × 61,330,294.80
  4. Step 4: Simplify right side
    113,541,258.62x = 9,609,654,550,412,704
  5. Step 5: Solve for x
    x = 9,609,654,550,412,704/113,541,258.62
  6. Step 6: Final answer
    x = 84,635,793.78

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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.