Home / 89,580,400.57-123,641,115.96-58,622,633.74

Finding the Fourth Proportional to 89,580,400.57, 123,641,115.96 and 58,622,633.74

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Solution

The fourth proportional to 89,580,400.57, 123,641,115.96 and 58,622,633.74 is: 80,912,429.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,580,400.57 : 123,641,115.96 = 58,622,633.74 : x
  2. Step 2: Convert to fraction form
    89,580,400.57/123,641,115.96 = 58,622,633.74/x
  3. Step 3: Cross multiply
    89,580,400.57x = 123,641,115.96 × 58,622,633.74
  4. Step 4: Simplify right side
    89,580,400.57x = 7,248,167,856,127,948
  5. Step 5: Solve for x
    x = 7,248,167,856,127,948/89,580,400.57
  6. Step 6: Final answer
    x = 80,912,429.62

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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.