Home / 198,336,119.60-297,504,179.40-166,591,377.20

Finding the Fourth Proportional to 198,336,119.60, 297,504,179.40 and 166,591,377.20

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Solution

The fourth proportional to 198,336,119.60, 297,504,179.40 and 166,591,377.20 is: 249,887,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,336,119.60 : 297,504,179.40 = 166,591,377.20 : x
  2. Step 2: Convert to fraction form
    198,336,119.60/297,504,179.40 = 166,591,377.20/x
  3. Step 3: Cross multiply
    198,336,119.60x = 297,504,179.40 × 166,591,377.20
  4. Step 4: Simplify right side
    198,336,119.60x = 49,561,630,969,001,864
  5. Step 5: Solve for x
    x = 49,561,630,969,001,864/198,336,119.60
  6. Step 6: Final answer
    x = 249,887,065.80

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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.