Home / 87,493,558.70-131,177,352.45-49,166,821.10

Finding the Fourth Proportional to 87,493,558.70, 131,177,352.45 and 49,166,821.10

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Solution

The fourth proportional to 87,493,558.70, 131,177,352.45 and 49,166,821.10 is: 73,714,837.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,493,558.70 : 131,177,352.45 = 49,166,821.10 : x
  2. Step 2: Convert to fraction form
    87,493,558.70/131,177,352.45 = 49,166,821.10/x
  3. Step 3: Cross multiply
    87,493,558.70x = 131,177,352.45 × 49,166,821.10
  4. Step 4: Simplify right side
    87,493,558.70x = 6,449,573,420,280,797
  5. Step 5: Solve for x
    x = 6,449,573,420,280,797/87,493,558.70
  6. Step 6: Final answer
    x = 73,714,837.02

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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.