Home / 89,452,343.54-123,442,605.84-49,759,679.54

Finding the Fourth Proportional to 89,452,343.54, 123,442,605.84 and 49,759,679.54

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Solution

The fourth proportional to 89,452,343.54, 123,442,605.84 and 49,759,679.54 is: 68,667,452.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,452,343.54 : 123,442,605.84 = 49,759,679.54 : x
  2. Step 2: Convert to fraction form
    89,452,343.54/123,442,605.84 = 49,759,679.54/x
  3. Step 3: Cross multiply
    89,452,343.54x = 123,442,605.84 × 49,759,679.54
  4. Step 4: Simplify right side
    89,452,343.54x = 6,142,464,508,180,933
  5. Step 5: Solve for x
    x = 6,142,464,508,180,933/89,452,343.54
  6. Step 6: Final answer
    x = 68,667,452.02

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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.