Home / 132,100,098.40-198,150,147.60-97,662,721.60

Finding the Fourth Proportional to 132,100,098.40, 198,150,147.60 and 97,662,721.60

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Solution

The fourth proportional to 132,100,098.40, 198,150,147.60 and 97,662,721.60 is: 146,494,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,100,098.40 : 198,150,147.60 = 97,662,721.60 : x
  2. Step 2: Convert to fraction form
    132,100,098.40/198,150,147.60 = 97,662,721.60/x
  3. Step 3: Cross multiply
    132,100,098.40x = 198,150,147.60 × 97,662,721.60
  4. Step 4: Simplify right side
    132,100,098.40x = 19,351,882,700,057,708
  5. Step 5: Solve for x
    x = 19,351,882,700,057,708/132,100,098.40
  6. Step 6: Final answer
    x = 146,494,082.40

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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.