Home / 103,188,211.30-154,782,316.95-41,777,251.30

Finding the Fourth Proportional to 103,188,211.30, 154,782,316.95 and 41,777,251.30

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Solution

The fourth proportional to 103,188,211.30, 154,782,316.95 and 41,777,251.30 is: 62,665,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,188,211.30 : 154,782,316.95 = 41,777,251.30 : x
  2. Step 2: Convert to fraction form
    103,188,211.30/154,782,316.95 = 41,777,251.30/x
  3. Step 3: Cross multiply
    103,188,211.30x = 154,782,316.95 × 41,777,251.30
  4. Step 4: Simplify right side
    103,188,211.30x = 6,466,379,752,016,399
  5. Step 5: Solve for x
    x = 6,466,379,752,016,399/103,188,211.30
  6. Step 6: Final answer
    x = 62,665,876.95

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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.