Home / 259,584,013.60-389,376,020.40-132,182,029.60

Finding the Fourth Proportional to 259,584,013.60, 389,376,020.40 and 132,182,029.60

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Solution

The fourth proportional to 259,584,013.60, 389,376,020.40 and 132,182,029.60 is: 198,273,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,584,013.60 : 389,376,020.40 = 132,182,029.60 : x
  2. Step 2: Convert to fraction form
    259,584,013.60/389,376,020.40 = 132,182,029.60/x
  3. Step 3: Cross multiply
    259,584,013.60x = 389,376,020.40 × 132,182,029.60
  4. Step 4: Simplify right side
    259,584,013.60x = 51,468,512,654,043,000
  5. Step 5: Solve for x
    x = 51,468,512,654,043,000/259,584,013.60
  6. Step 6: Final answer
    x = 198,273,044.40

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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.