Home / 664,028,473.60-996,042,710.40-203,965,904.80

Finding the Fourth Proportional to 664,028,473.60, 996,042,710.40 and 203,965,904.80

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Solution

The fourth proportional to 664,028,473.60, 996,042,710.40 and 203,965,904.80 is: 305,948,857.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,028,473.60 : 996,042,710.40 = 203,965,904.80 : x
  2. Step 2: Convert to fraction form
    664,028,473.60/996,042,710.40 = 203,965,904.80/x
  3. Step 3: Cross multiply
    664,028,473.60x = 996,042,710.40 × 203,965,904.80
  4. Step 4: Simplify right side
    664,028,473.60x = 203,158,752,646,180,384
  5. Step 5: Solve for x
    x = 203,158,752,646,180,384/664,028,473.60
  6. Step 6: Final answer
    x = 305,948,857.20

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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.