Home / 198,150,129.60-297,225,194.40-146,494,064.40

Finding the Fourth Proportional to 198,150,129.60, 297,225,194.40 and 146,494,064.40

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Solution

The fourth proportional to 198,150,129.60, 297,225,194.40 and 146,494,064.40 is: 219,741,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,150,129.60 : 297,225,194.40 = 146,494,064.40 : x
  2. Step 2: Convert to fraction form
    198,150,129.60/297,225,194.40 = 146,494,064.40/x
  3. Step 3: Cross multiply
    198,150,129.60x = 297,225,194.40 × 146,494,064.40
  4. Step 4: Simplify right side
    198,150,129.60x = 43,541,726,769,736,120
  5. Step 5: Solve for x
    x = 43,541,726,769,736,120/198,150,129.60
  6. Step 6: Final answer
    x = 219,741,096.60

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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.