Home / 107,636,318.56-148,491,524.40-65,822,211.80

Finding the Fourth Proportional to 107,636,318.56, 148,491,524.40 and 65,822,211.80

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Solution

The fourth proportional to 107,636,318.56, 148,491,524.40 and 65,822,211.80 is: 90,806,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,636,318.56 : 148,491,524.40 = 65,822,211.80 : x
  2. Step 2: Convert to fraction form
    107,636,318.56/148,491,524.40 = 65,822,211.80/x
  3. Step 3: Cross multiply
    107,636,318.56x = 148,491,524.40 × 65,822,211.80
  4. Step 4: Simplify right side
    107,636,318.56x = 9,774,040,569,561,668
  5. Step 5: Solve for x
    x = 9,774,040,569,561,668/107,636,318.56
  6. Step 6: Final answer
    x = 90,806,158.18

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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.