Home / 664,092,309.60-996,138,464.40-204,029,740.80

Finding the Fourth Proportional to 664,092,309.60, 996,138,464.40 and 204,029,740.80

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Solution

The fourth proportional to 664,092,309.60, 996,138,464.40 and 204,029,740.80 is: 306,044,611.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,092,309.60 : 996,138,464.40 = 204,029,740.80 : x
  2. Step 2: Convert to fraction form
    664,092,309.60/996,138,464.40 = 204,029,740.80/x
  3. Step 3: Cross multiply
    664,092,309.60x = 996,138,464.40 × 204,029,740.80
  4. Step 4: Simplify right side
    664,092,309.60x = 203,241,872,692,442,048
  5. Step 5: Solve for x
    x = 203,241,872,692,442,048/664,092,309.60
  6. Step 6: Final answer
    x = 306,044,611.20

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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.