Home / 331,948,910.30-497,923,365.45-202,808,747.30

Finding the Fourth Proportional to 331,948,910.30, 497,923,365.45 and 202,808,747.30

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Solution

The fourth proportional to 331,948,910.30, 497,923,365.45 and 202,808,747.30 is: 304,213,120.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,948,910.30 : 497,923,365.45 = 202,808,747.30 : x
  2. Step 2: Convert to fraction form
    331,948,910.30/497,923,365.45 = 202,808,747.30/x
  3. Step 3: Cross multiply
    331,948,910.30x = 497,923,365.45 × 202,808,747.30
  4. Step 4: Simplify right side
    331,948,910.30x = 100,983,213,998,314,608
  5. Step 5: Solve for x
    x = 100,983,213,998,314,608/331,948,910.30
  6. Step 6: Final answer
    x = 304,213,120.95

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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.