Home / 57,458,045.40-86,187,068.10-50,283,591.90

Finding the Fourth Proportional to 57,458,045.40, 86,187,068.10 and 50,283,591.90

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Solution

The fourth proportional to 57,458,045.40, 86,187,068.10 and 50,283,591.90 is: 75,425,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,458,045.40 : 86,187,068.10 = 50,283,591.90 : x
  2. Step 2: Convert to fraction form
    57,458,045.40/86,187,068.10 = 50,283,591.90/x
  3. Step 3: Cross multiply
    57,458,045.40x = 86,187,068.10 × 50,283,591.90
  4. Step 4: Simplify right side
    57,458,045.40x = 4,333,795,359,397,908
  5. Step 5: Solve for x
    x = 4,333,795,359,397,908/57,458,045.40
  6. Step 6: Final answer
    x = 75,425,387.85

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Similar ratio
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1.5x scale

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.