Home / 91,713,722.28-126,516,697.65-54,517,545.42

Finding the Fourth Proportional to 91,713,722.28, 126,516,697.65 and 54,517,545.42

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Solution

The fourth proportional to 91,713,722.28, 126,516,697.65 and 54,517,545.42 is: 75,205,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,713,722.28 : 126,516,697.65 = 54,517,545.42 : x
  2. Step 2: Convert to fraction form
    91,713,722.28/126,516,697.65 = 54,517,545.42/x
  3. Step 3: Cross multiply
    91,713,722.28x = 126,516,697.65 × 54,517,545.42
  4. Step 4: Simplify right side
    91,713,722.28x = 6,897,379,810,522,283
  5. Step 5: Solve for x
    x = 6,897,379,810,522,283/91,713,722.28
  6. Step 6: Final answer
    x = 75,205,537.83

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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.