Home / 129,054,088.62-193,661,847.27-52,377,116.85

Finding the Fourth Proportional to 129,054,088.62, 193,661,847.27 and 52,377,116.85

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Solution

The fourth proportional to 129,054,088.62, 193,661,847.27 and 52,377,116.85 is: 78,598,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,054,088.62 : 193,661,847.27 = 52,377,116.85 : x
  2. Step 2: Convert to fraction form
    129,054,088.62/193,661,847.27 = 52,377,116.85/x
  3. Step 3: Cross multiply
    129,054,088.62x = 193,661,847.27 × 52,377,116.85
  4. Step 4: Simplify right side
    129,054,088.62x = 10,143,449,203,847,644
  5. Step 5: Solve for x
    x = 10,143,449,203,847,644/129,054,088.62
  6. Step 6: Final answer
    x = 78,598,433.51

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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.