Home / 83,800,450.20-115,631,296.86-47,123,938.20

Finding the Fourth Proportional to 83,800,450.20, 115,631,296.86 and 47,123,938.20

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Solution

The fourth proportional to 83,800,450.20, 115,631,296.86 and 47,123,938.20 is: 65,023,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,800,450.20 : 115,631,296.86 = 47,123,938.20 : x
  2. Step 2: Convert to fraction form
    83,800,450.20/115,631,296.86 = 47,123,938.20/x
  3. Step 3: Cross multiply
    83,800,450.20x = 115,631,296.86 × 47,123,938.20
  4. Step 4: Simplify right side
    83,800,450.20x = 5,449,002,087,216,494
  5. Step 5: Solve for x
    x = 5,449,002,087,216,494/83,800,450.20
  6. Step 6: Final answer
    x = 65,023,541.93

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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.