Home / 448,904,046.60-672,012,377.10-400,531,105.80

Finding the Fourth Proportional to 448,904,046.60, 672,012,377.10 and 400,531,105.80

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Solution

The fourth proportional to 448,904,046.60, 672,012,377.10 and 400,531,105.80 is: 599,597,759.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,904,046.60 : 672,012,377.10 = 400,531,105.80 : x
  2. Step 2: Convert to fraction form
    448,904,046.60/672,012,377.10 = 400,531,105.80/x
  3. Step 3: Cross multiply
    448,904,046.60x = 672,012,377.10 × 400,531,105.80
  4. Step 4: Simplify right side
    448,904,046.60x = 269,161,860,511,149,600
  5. Step 5: Solve for x
    x = 269,161,860,511,149,600/448,904,046.60
  6. Step 6: Final answer
    x = 599,597,759.36

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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.