Home / 132,098,543.40-198,147,815.10-97,661,166.60

Finding the Fourth Proportional to 132,098,543.40, 198,147,815.10 and 97,661,166.60

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Solution

The fourth proportional to 132,098,543.40, 198,147,815.10 and 97,661,166.60 is: 146,491,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,098,543.40 : 198,147,815.10 = 97,661,166.60 : x
  2. Step 2: Convert to fraction form
    132,098,543.40/198,147,815.10 = 97,661,166.60/x
  3. Step 3: Cross multiply
    132,098,543.40x = 198,147,815.10 × 97,661,166.60
  4. Step 4: Simplify right side
    132,098,543.40x = 19,351,346,781,907,092
  5. Step 5: Solve for x
    x = 19,351,346,781,907,092/132,098,543.40
  6. Step 6: Final answer
    x = 146,491,749.90

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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.