Home / 93,561,629.37-129,063,217.53-54,399,077.78

Finding the Fourth Proportional to 93,561,629.37, 129,063,217.53 and 54,399,077.78

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Solution

The fourth proportional to 93,561,629.37, 129,063,217.53 and 54,399,077.78 is: 75,040,591.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,561,629.37 : 129,063,217.53 = 54,399,077.78 : x
  2. Step 2: Convert to fraction form
    93,561,629.37/129,063,217.53 = 54,399,077.78/x
  3. Step 3: Cross multiply
    93,561,629.37x = 129,063,217.53 × 54,399,077.78
  4. Step 4: Simplify right side
    93,561,629.37x = 7,020,920,008,951,530
  5. Step 5: Solve for x
    x = 7,020,920,008,951,530/93,561,629.37
  6. Step 6: Final answer
    x = 75,040,591.49

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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.