Home / 363,215,016.28-501,247,384.14-198,213,234.04

Finding the Fourth Proportional to 363,215,016.28, 501,247,384.14 and 198,213,234.04

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Solution

The fourth proportional to 363,215,016.28, 501,247,384.14 and 198,213,234.04 is: 273,540,081.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,215,016.28 : 501,247,384.14 = 198,213,234.04 : x
  2. Step 2: Convert to fraction form
    363,215,016.28/501,247,384.14 = 198,213,234.04/x
  3. Step 3: Cross multiply
    363,215,016.28x = 501,247,384.14 × 198,213,234.04
  4. Step 4: Simplify right side
    363,215,016.28x = 99,353,865,064,479,600
  5. Step 5: Solve for x
    x = 99,353,865,064,479,600/363,215,016.28
  6. Step 6: Final answer
    x = 273,540,081.25

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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.