Home / 87,912,823.20-131,869,234.80-44,914,653.60

Finding the Fourth Proportional to 87,912,823.20, 131,869,234.80 and 44,914,653.60

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Solution

The fourth proportional to 87,912,823.20, 131,869,234.80 and 44,914,653.60 is: 67,371,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,912,823.20 : 131,869,234.80 = 44,914,653.60 : x
  2. Step 2: Convert to fraction form
    87,912,823.20/131,869,234.80 = 44,914,653.60/x
  3. Step 3: Cross multiply
    87,912,823.20x = 131,869,234.80 × 44,914,653.60
  4. Step 4: Simplify right side
    87,912,823.20x = 5,922,861,001,539,065
  5. Step 5: Solve for x
    x = 5,922,861,001,539,065/87,912,823.20
  6. Step 6: Final answer
    x = 67,371,980.40

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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.