Home / 87,410,185.60-131,214,811.20-51,528,611.20

Finding the Fourth Proportional to 87,410,185.60, 131,214,811.20 and 51,528,611.20

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Solution

The fourth proportional to 87,410,185.60, 131,214,811.20 and 51,528,611.20 is: 77,351,591.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,410,185.60 : 131,214,811.20 = 51,528,611.20 : x
  2. Step 2: Convert to fraction form
    87,410,185.60/131,214,811.20 = 51,528,611.20/x
  3. Step 3: Cross multiply
    87,410,185.60x = 131,214,811.20 × 51,528,611.20
  4. Step 4: Simplify right side
    87,410,185.60x = 6,761,316,990,006,206
  5. Step 5: Solve for x
    x = 6,761,316,990,006,206/87,410,185.60
  6. Step 6: Final answer
    x = 77,351,591.73

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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.