Home / 363,243,874-501,276,414.30-198,231,443.50

Finding the Fourth Proportional to 363,243,874, 501,276,414.30 and 198,231,443.50

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Solution

The fourth proportional to 363,243,874, 501,276,414.30 and 198,231,443.50 is: 273,559,320.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,243,874 : 501,276,414.30 = 198,231,443.50 : x
  2. Step 2: Convert to fraction form
    363,243,874/501,276,414.30 = 198,231,443.50/x
  3. Step 3: Cross multiply
    363,243,874x = 501,276,414.30 × 198,231,443.50
  4. Step 4: Simplify right side
    363,243,874x = 99,368,747,199,193,040
  5. Step 5: Solve for x
    x = 99,368,747,199,193,040/363,243,874
  6. Step 6: Final answer
    x = 273,559,320.09

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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.