Home / 132,191,922.15-198,287,883.23-55,489,458.15

Finding the Fourth Proportional to 132,191,922.15, 198,287,883.23 and 55,489,458.15

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Solution

The fourth proportional to 132,191,922.15, 198,287,883.23 and 55,489,458.15 is: 83,234,187.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,191,922.15 : 198,287,883.23 = 55,489,458.15 : x
  2. Step 2: Convert to fraction form
    132,191,922.15/198,287,883.23 = 55,489,458.15/x
  3. Step 3: Cross multiply
    132,191,922.15x = 198,287,883.23 × 55,489,458.15
  4. Step 4: Simplify right side
    132,191,922.15x = 11,002,887,197,865,724
  5. Step 5: Solve for x
    x = 11,002,887,197,865,724/132,191,922.15
  6. Step 6: Final answer
    x = 83,234,187.23

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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.