Home / 87,925,899.20-131,827,408.80-52,005,617.60

Finding the Fourth Proportional to 87,925,899.20, 131,827,408.80 and 52,005,617.60

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Solution

The fourth proportional to 87,925,899.20, 131,827,408.80 and 52,005,617.60 is: 77,972,086.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,925,899.20 : 131,827,408.80 = 52,005,617.60 : x
  2. Step 2: Convert to fraction form
    87,925,899.20/131,827,408.80 = 52,005,617.60/x
  3. Step 3: Cross multiply
    87,925,899.20x = 131,827,408.80 × 52,005,617.60
  4. Step 4: Simplify right side
    87,925,899.20x = 6,855,765,811,251,675
  5. Step 5: Solve for x
    x = 6,855,765,811,251,675/87,925,899.20
  6. Step 6: Final answer
    x = 77,972,086.42

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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.