Home / 69,120,301.70-103,680,452.55-51,204,397.70

Finding the Fourth Proportional to 69,120,301.70, 103,680,452.55 and 51,204,397.70

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Solution

The fourth proportional to 69,120,301.70, 103,680,452.55 and 51,204,397.70 is: 76,806,596.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,120,301.70 : 103,680,452.55 = 51,204,397.70 : x
  2. Step 2: Convert to fraction form
    69,120,301.70/103,680,452.55 = 51,204,397.70/x
  3. Step 3: Cross multiply
    69,120,301.70x = 103,680,452.55 × 51,204,397.70
  4. Step 4: Simplify right side
    69,120,301.70x = 5,308,895,126,086,179
  5. Step 5: Solve for x
    x = 5,308,895,126,086,179/69,120,301.70
  6. Step 6: Final answer
    x = 76,806,596.55

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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.