Home / 87,328,234.80-131,004,016.20-29,806,052.40

Finding the Fourth Proportional to 87,328,234.80, 131,004,016.20 and 29,806,052.40

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Solution

The fourth proportional to 87,328,234.80, 131,004,016.20 and 29,806,052.40 is: 44,713,059.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,328,234.80 : 131,004,016.20 = 29,806,052.40 : x
  2. Step 2: Convert to fraction form
    87,328,234.80/131,004,016.20 = 29,806,052.40/x
  3. Step 3: Cross multiply
    87,328,234.80x = 131,004,016.20 × 29,806,052.40
  4. Step 4: Simplify right side
    87,328,234.80x = 3,904,712,571,467,649
  5. Step 5: Solve for x
    x = 3,904,712,571,467,649/87,328,234.80
  6. Step 6: Final answer
    x = 44,713,059.65

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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.