Home / 89,529,918.54-123,550,414.26-49,836,819.88

Finding the Fourth Proportional to 89,529,918.54, 123,550,414.26 and 49,836,819.88

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Solution

The fourth proportional to 89,529,918.54, 123,550,414.26 and 49,836,819.88 is: 68,774,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,529,918.54 : 123,550,414.26 = 49,836,819.88 : x
  2. Step 2: Convert to fraction form
    89,529,918.54/123,550,414.26 = 49,836,819.88/x
  3. Step 3: Cross multiply
    89,529,918.54x = 123,550,414.26 × 49,836,819.88
  4. Step 4: Simplify right side
    89,529,918.54x = 6,157,359,741,542,553
  5. Step 5: Solve for x
    x = 6,157,359,741,542,553/89,529,918.54
  6. Step 6: Final answer
    x = 68,774,325.30

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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.