Home / 218,154,254.40-327,231,381.60-200,297,836.80

Finding the Fourth Proportional to 218,154,254.40, 327,231,381.60 and 200,297,836.80

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Solution

The fourth proportional to 218,154,254.40, 327,231,381.60 and 200,297,836.80 is: 300,446,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,154,254.40 : 327,231,381.60 = 200,297,836.80 : x
  2. Step 2: Convert to fraction form
    218,154,254.40/327,231,381.60 = 200,297,836.80/x
  3. Step 3: Cross multiply
    218,154,254.40x = 327,231,381.60 × 200,297,836.80
  4. Step 4: Simplify right side
    218,154,254.40x = 65,543,737,867,555,328
  5. Step 5: Solve for x
    x = 65,543,737,867,555,328/218,154,254.40
  6. Step 6: Final answer
    x = 300,446,755.20

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1.5x scale

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.