Home / 363,218,961.96-501,252,753.06-198,217,159.56

Finding the Fourth Proportional to 363,218,961.96, 501,252,753.06 and 198,217,159.56

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Solution

The fourth proportional to 363,218,961.96, 501,252,753.06 and 198,217,159.56 is: 273,545,456.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,218,961.96 : 501,252,753.06 = 198,217,159.56 : x
  2. Step 2: Convert to fraction form
    363,218,961.96/501,252,753.06 = 198,217,159.56/x
  3. Step 3: Cross multiply
    363,218,961.96x = 501,252,753.06 × 198,217,159.56
  4. Step 4: Simplify right side
    363,218,961.96x = 99,356,896,933,183,296
  5. Step 5: Solve for x
    x = 99,356,896,933,183,296/363,218,961.96
  6. Step 6: Final answer
    x = 273,545,456.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.