Home / 204,576,205-306,985,375.80-75,274,616.80

Finding the Fourth Proportional to 204,576,205, 306,985,375.80 and 75,274,616.80

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Solution

The fourth proportional to 204,576,205, 306,985,375.80 and 75,274,616.80 is: 112,956,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,576,205 : 306,985,375.80 = 75,274,616.80 : x
  2. Step 2: Convert to fraction form
    204,576,205/306,985,375.80 = 75,274,616.80/x
  3. Step 3: Cross multiply
    204,576,205x = 306,985,375.80 × 75,274,616.80
  4. Step 4: Simplify right side
    204,576,205x = 23,108,206,526,548,992
  5. Step 5: Solve for x
    x = 23,108,206,526,548,992/204,576,205
  6. Step 6: Final answer
    x = 112,956,472.76

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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.