Home / 664,310,067.30-996,459,852.15-173,022,387.30

Finding the Fourth Proportional to 664,310,067.30, 996,459,852.15 and 173,022,387.30

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Solution

The fourth proportional to 664,310,067.30, 996,459,852.15 and 173,022,387.30 is: 259,532,213.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,310,067.30 : 996,459,852.15 = 173,022,387.30 : x
  2. Step 2: Convert to fraction form
    664,310,067.30/996,459,852.15 = 173,022,387.30/x
  3. Step 3: Cross multiply
    664,310,067.30x = 996,459,852.15 × 173,022,387.30
  4. Step 4: Simplify right side
    664,310,067.30x = 172,409,862,467,598,048
  5. Step 5: Solve for x
    x = 172,409,862,467,598,048/664,310,067.30
  6. Step 6: Final answer
    x = 259,532,213.88

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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.