Home / 132,096,583.20-198,144,874.80-120,192,304.80

Finding the Fourth Proportional to 132,096,583.20, 198,144,874.80 and 120,192,304.80

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Solution

The fourth proportional to 132,096,583.20, 198,144,874.80 and 120,192,304.80 is: 180,288,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,096,583.20 : 198,144,874.80 = 120,192,304.80 : x
  2. Step 2: Convert to fraction form
    132,096,583.20/198,144,874.80 = 120,192,304.80/x
  3. Step 3: Cross multiply
    132,096,583.20x = 198,144,874.80 × 120,192,304.80
  4. Step 4: Simplify right side
    132,096,583.20x = 23,815,489,186,519,440
  5. Step 5: Solve for x
    x = 23,815,489,186,519,440/132,096,583.20
  6. Step 6: Final answer
    x = 180,288,457.20

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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.