Home / 87,432,015.20-131,232,003.60-44,349,864.80

Finding the Fourth Proportional to 87,432,015.20, 131,232,003.60 and 44,349,864.80

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Solution

The fourth proportional to 87,432,015.20, 131,232,003.60 and 44,349,864.80 is: 66,567,396.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,432,015.20 : 131,232,003.60 = 44,349,864.80 : x
  2. Step 2: Convert to fraction form
    87,432,015.20/131,232,003.60 = 44,349,864.80/x
  3. Step 3: Cross multiply
    87,432,015.20x = 131,232,003.60 × 44,349,864.80
  4. Step 4: Simplify right side
    87,432,015.20x = 5,820,121,617,093,113
  5. Step 5: Solve for x
    x = 5,820,121,617,093,113/87,432,015.20
  6. Step 6: Final answer
    x = 66,567,396.44

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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.