Home / 198,336,132.60-297,504,198.90-166,591,390.20

Finding the Fourth Proportional to 198,336,132.60, 297,504,198.90 and 166,591,390.20

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Solution

The fourth proportional to 198,336,132.60, 297,504,198.90 and 166,591,390.20 is: 249,887,085.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,336,132.60 : 297,504,198.90 = 166,591,390.20 : x
  2. Step 2: Convert to fraction form
    198,336,132.60/297,504,198.90 = 166,591,390.20/x
  3. Step 3: Cross multiply
    198,336,132.60x = 297,504,198.90 × 166,591,390.20
  4. Step 4: Simplify right side
    198,336,132.60x = 49,561,638,085,088,304
  5. Step 5: Solve for x
    x = 49,561,638,085,088,304/198,336,132.60
  6. Step 6: Final answer
    x = 249,887,085.30

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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.