Home / 981,467,817.14-1,354,403,788.34-541,434,552.50

Finding the Fourth Proportional to 981,467,817.14, 1,354,403,788.34 and 541,434,552.50

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Solution

The fourth proportional to 981,467,817.14, 1,354,403,788.34 and 541,434,552.50 is: 747,167,656.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,467,817.14 : 1,354,403,788.34 = 541,434,552.50 : x
  2. Step 2: Convert to fraction form
    981,467,817.14/1,354,403,788.34 = 541,434,552.50/x
  3. Step 3: Cross multiply
    981,467,817.14x = 1,354,403,788.34 × 541,434,552.50
  4. Step 4: Simplify right side
    981,467,817.14x = 733,321,009,044,172,544
  5. Step 5: Solve for x
    x = 733,321,009,044,172,544/981,467,817.14
  6. Step 6: Final answer
    x = 747,167,656.68

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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.