Home / 981,467,819.14-1,354,403,791.10-541,434,554.50

Finding the Fourth Proportional to 981,467,819.14, 1,354,403,791.10 and 541,434,554.50

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Solution

The fourth proportional to 981,467,819.14, 1,354,403,791.10 and 541,434,554.50 is: 747,167,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,467,819.14 : 1,354,403,791.10 = 541,434,554.50 : x
  2. Step 2: Convert to fraction form
    981,467,819.14/1,354,403,791.10 = 541,434,554.50/x
  3. Step 3: Cross multiply
    981,467,819.14x = 1,354,403,791.10 × 541,434,554.50
  4. Step 4: Simplify right side
    981,467,819.14x = 733,321,013,247,339,520
  5. Step 5: Solve for x
    x = 733,321,013,247,339,520/981,467,819.14
  6. Step 6: Final answer
    x = 747,167,659.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.