Home / 135,800,207.10-203,700,310.65-49,541,427.90

Finding the Fourth Proportional to 135,800,207.10, 203,700,310.65 and 49,541,427.90

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Solution

The fourth proportional to 135,800,207.10, 203,700,310.65 and 49,541,427.90 is: 74,312,141.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,800,207.10 : 203,700,310.65 = 49,541,427.90 : x
  2. Step 2: Convert to fraction form
    135,800,207.10/203,700,310.65 = 49,541,427.90/x
  3. Step 3: Cross multiply
    135,800,207.10x = 203,700,310.65 × 49,541,427.90
  4. Step 4: Simplify right side
    135,800,207.10x = 10,091,604,253,274,578
  5. Step 5: Solve for x
    x = 10,091,604,253,274,578/135,800,207.10
  6. Step 6: Final answer
    x = 74,312,141.85

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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.