Home / 132,430,052.40-198,645,078.60-36,691,940.40

Finding the Fourth Proportional to 132,430,052.40, 198,645,078.60 and 36,691,940.40

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Solution

The fourth proportional to 132,430,052.40, 198,645,078.60 and 36,691,940.40 is: 55,037,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,430,052.40 : 198,645,078.60 = 36,691,940.40 : x
  2. Step 2: Convert to fraction form
    132,430,052.40/198,645,078.60 = 36,691,940.40/x
  3. Step 3: Cross multiply
    132,430,052.40x = 198,645,078.60 × 36,691,940.40
  4. Step 4: Simplify right side
    132,430,052.40x = 7,288,673,384,744,515
  5. Step 5: Solve for x
    x = 7,288,673,384,744,515/132,430,052.40
  6. Step 6: Final answer
    x = 55,037,910.60

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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.