Home / 87,368,722.20-131,137,064.10-44,286,571.80

Finding the Fourth Proportional to 87,368,722.20, 131,137,064.10 and 44,286,571.80

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Solution

The fourth proportional to 87,368,722.20, 131,137,064.10 and 44,286,571.80 is: 66,472,426.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,368,722.20 : 131,137,064.10 = 44,286,571.80 : x
  2. Step 2: Convert to fraction form
    87,368,722.20/131,137,064.10 = 44,286,571.80/x
  3. Step 3: Cross multiply
    87,368,722.20x = 131,137,064.10 × 44,286,571.80
  4. Step 4: Simplify right side
    87,368,722.20x = 5,807,611,004,905,852
  5. Step 5: Solve for x
    x = 5,807,611,004,905,852/87,368,722.20
  6. Step 6: Final answer
    x = 66,472,426.96

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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.