Home / 1,228,201,463.55-1,840,427,524.89-729,229,401.19

Finding the Fourth Proportional to 1,228,201,463.55, 1,840,427,524.89 and 729,229,401.19

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Solution

The fourth proportional to 1,228,201,463.55, 1,840,427,524.89 and 729,229,401.19 is: 1,092,731,039.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,201,463.55 : 1,840,427,524.89 = 729,229,401.19 : x
  2. Step 2: Convert to fraction form
    1,228,201,463.55/1,840,427,524.89 = 729,229,401.19/x
  3. Step 3: Cross multiply
    1,228,201,463.55x = 1,840,427,524.89 × 729,229,401.19
  4. Step 4: Simplify right side
    1,228,201,463.55x = 1,342,093,861,909,128,704
  5. Step 5: Solve for x
    x = 1,342,093,861,909,128,704/1,228,201,463.55
  6. Step 6: Final answer
    x = 1,092,731,039.44

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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.