Home / 87,513,003.41-131,283,751.26-40,873,128.85

Finding the Fourth Proportional to 87,513,003.41, 131,283,751.26 and 40,873,128.85

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Solution

The fourth proportional to 87,513,003.41, 131,283,751.26 and 40,873,128.85 is: 61,316,346.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,513,003.41 : 131,283,751.26 = 40,873,128.85 : x
  2. Step 2: Convert to fraction form
    87,513,003.41/131,283,751.26 = 40,873,128.85/x
  3. Step 3: Cross multiply
    87,513,003.41x = 131,283,751.26 × 40,873,128.85
  4. Step 4: Simplify right side
    87,513,003.41x = 5,365,977,680,833,120
  5. Step 5: Solve for x
    x = 5,365,977,680,833,120/87,513,003.41
  6. Step 6: Final answer
    x = 61,316,346.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.