Home / 87,362,231.20-131,127,327.60-44,280,080.80

Finding the Fourth Proportional to 87,362,231.20, 131,127,327.60 and 44,280,080.80

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Solution

The fourth proportional to 87,362,231.20, 131,127,327.60 and 44,280,080.80 is: 66,462,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,362,231.20 : 131,127,327.60 = 44,280,080.80 : x
  2. Step 2: Convert to fraction form
    87,362,231.20/131,127,327.60 = 44,280,080.80/x
  3. Step 3: Cross multiply
    87,362,231.20x = 131,127,327.60 × 44,280,080.80
  4. Step 4: Simplify right side
    87,362,231.20x = 5,806,328,661,216,069
  5. Step 5: Solve for x
    x = 5,806,328,661,216,069/87,362,231.20
  6. Step 6: Final answer
    x = 66,462,687.38

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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.