Home / 87,406,034.80-131,004,076.20-36,261,727.60

Finding the Fourth Proportional to 87,406,034.80, 131,004,076.20 and 36,261,727.60

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Solution

The fourth proportional to 87,406,034.80, 131,004,076.20 and 36,261,727.60 is: 54,349,040.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,406,034.80 : 131,004,076.20 = 36,261,727.60 : x
  2. Step 2: Convert to fraction form
    87,406,034.80/131,004,076.20 = 36,261,727.60/x
  3. Step 3: Cross multiply
    87,406,034.80x = 131,004,076.20 × 36,261,727.60
  4. Step 4: Simplify right side
    87,406,034.80x = 4,750,434,125,654,043
  5. Step 5: Solve for x
    x = 4,750,434,125,654,043/87,406,034.80
  6. Step 6: Final answer
    x = 54,349,040.50

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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.