Home / 664,356,520.30-996,529,531.65-173,068,840.30

Finding the Fourth Proportional to 664,356,520.30, 996,529,531.65 and 173,068,840.30

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Solution

The fourth proportional to 664,356,520.30, 996,529,531.65 and 173,068,840.30 is: 259,601,893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,356,520.30 : 996,529,531.65 = 173,068,840.30 : x
  2. Step 2: Convert to fraction form
    664,356,520.30/996,529,531.65 = 173,068,840.30/x
  3. Step 3: Cross multiply
    664,356,520.30x = 996,529,531.65 × 173,068,840.30
  4. Step 4: Simplify right side
    664,356,520.30x = 172,468,210,367,367,648
  5. Step 5: Solve for x
    x = 172,468,210,367,367,648/664,356,520.30
  6. Step 6: Final answer
    x = 259,601,893.11

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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.