Home / 132,000,605.80-197,922,176.70-80,919,284.20

Finding the Fourth Proportional to 132,000,605.80, 197,922,176.70 and 80,919,284.20

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Solution

The fourth proportional to 132,000,605.80, 197,922,176.70 and 80,919,284.20 is: 121,330,661.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000,605.80 : 197,922,176.70 = 80,919,284.20 : x
  2. Step 2: Convert to fraction form
    132,000,605.80/197,922,176.70 = 80,919,284.20/x
  3. Step 3: Cross multiply
    132,000,605.80x = 197,922,176.70 × 80,919,284.20
  4. Step 4: Simplify right side
    132,000,605.80x = 16,015,720,865,869,918
  5. Step 5: Solve for x
    x = 16,015,720,865,869,918/132,000,605.80
  6. Step 6: Final answer
    x = 121,330,661.85

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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.