Home / 132,325,615.70-198,488,423.55-121,744,034.90

Finding the Fourth Proportional to 132,325,615.70, 198,488,423.55 and 121,744,034.90

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Solution

The fourth proportional to 132,325,615.70, 198,488,423.55 and 121,744,034.90 is: 182,616,052.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,325,615.70 : 198,488,423.55 = 121,744,034.90 : x
  2. Step 2: Convert to fraction form
    132,325,615.70/198,488,423.55 = 121,744,034.90/x
  3. Step 3: Cross multiply
    132,325,615.70x = 198,488,423.55 × 121,744,034.90
  4. Step 4: Simplify right side
    132,325,615.70x = 24,164,781,563,917,184
  5. Step 5: Solve for x
    x = 24,164,781,563,917,184/132,325,615.70
  6. Step 6: Final answer
    x = 182,616,052.35

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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.