Home / 57,011,694.30-85,517,541.45-49,837,240.80

Finding the Fourth Proportional to 57,011,694.30, 85,517,541.45 and 49,837,240.80

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Solution

The fourth proportional to 57,011,694.30, 85,517,541.45 and 49,837,240.80 is: 74,755,861.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,011,694.30 : 85,517,541.45 = 49,837,240.80 : x
  2. Step 2: Convert to fraction form
    57,011,694.30/85,517,541.45 = 49,837,240.80/x
  3. Step 3: Cross multiply
    57,011,694.30x = 85,517,541.45 × 49,837,240.80
  4. Step 4: Simplify right side
    57,011,694.30x = 4,261,958,305,867,631
  5. Step 5: Solve for x
    x = 4,261,958,305,867,631/57,011,694.30
  6. Step 6: Final answer
    x = 74,755,861.20

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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.