Home / 87,000,372.44-120,063,629.13-47,845,177.37

Finding the Fourth Proportional to 87,000,372.44, 120,063,629.13 and 47,845,177.37

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Solution

The fourth proportional to 87,000,372.44, 120,063,629.13 and 47,845,177.37 is: 66,028,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,000,372.44 : 120,063,629.13 = 47,845,177.37 : x
  2. Step 2: Convert to fraction form
    87,000,372.44/120,063,629.13 = 47,845,177.37/x
  3. Step 3: Cross multiply
    87,000,372.44x = 120,063,629.13 × 47,845,177.37
  4. Step 4: Simplify right side
    87,000,372.44x = 5,744,465,631,410,748
  5. Step 5: Solve for x
    x = 5,744,465,631,410,748/87,000,372.44
  6. Step 6: Final answer
    x = 66,028,057.93

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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.