Home / 1,327,399,489.20-1,991,099,233.80-1,195,885,556.40

Finding the Fourth Proportional to 1,327,399,489.20, 1,991,099,233.80 and 1,195,885,556.40

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Solution

The fourth proportional to 1,327,399,489.20, 1,991,099,233.80 and 1,195,885,556.40 is: 1,793,828,334.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,399,489.20 : 1,991,099,233.80 = 1,195,885,556.40 : x
  2. Step 2: Convert to fraction form
    1,327,399,489.20/1,991,099,233.80 = 1,195,885,556.40/x
  3. Step 3: Cross multiply
    1,327,399,489.20x = 1,991,099,233.80 × 1,195,885,556.40
  4. Step 4: Simplify right side
    1,327,399,489.20x = 2,381,126,815,060,526,592
  5. Step 5: Solve for x
    x = 2,381,126,815,060,526,592/1,327,399,489.20
  6. Step 6: Final answer
    x = 1,793,828,334.60

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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.