Home / 89,580,352.55-123,613,001.75-49,884,883.73

Finding the Fourth Proportional to 89,580,352.55, 123,613,001.75 and 49,884,883.73

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Solution

The fourth proportional to 89,580,352.55, 123,613,001.75 and 49,884,883.73 is: 68,836,748.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,580,352.55 : 123,613,001.75 = 49,884,883.73 : x
  2. Step 2: Convert to fraction form
    89,580,352.55/123,613,001.75 = 49,884,883.73/x
  3. Step 3: Cross multiply
    89,580,352.55x = 123,613,001.75 × 49,884,883.73
  4. Step 4: Simplify right side
    89,580,352.55x = 6,166,420,220,419,324
  5. Step 5: Solve for x
    x = 6,166,420,220,419,324/89,580,352.55
  6. Step 6: Final answer
    x = 68,836,748.74

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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.