Home / 13,227,340,542.20-19,841,010,813.30-12,217,177,489.40

Finding the Fourth Proportional to 13,227,340,542.20, 19,841,010,813.30 and 12,217,177,489.40

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Solution

The fourth proportional to 13,227,340,542.20, 19,841,010,813.30 and 12,217,177,489.40 is: 18,325,766,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,227,340,542.20 : 19,841,010,813.30 = 12,217,177,489.40 : x
  2. Step 2: Convert to fraction form
    13,227,340,542.20/19,841,010,813.30 = 12,217,177,489.40/x
  3. Step 3: Cross multiply
    13,227,340,542.20x = 19,841,010,813.30 × 12,217,177,489.40
  4. Step 4: Simplify right side
    13,227,340,542.20x = 242,401,150,675,190,743,040
  5. Step 5: Solve for x
    x = 242,401,150,675,190,743,040/13,227,340,542.20
  6. Step 6: Final answer
    x = 18,325,766,234.10

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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.