Home / 533,560,531.16-800,381,161.17-165,132,747

Finding the Fourth Proportional to 533,560,531.16, 800,381,161.17 and 165,132,747

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Solution

The fourth proportional to 533,560,531.16, 800,381,161.17 and 165,132,747 is: 247,711,612.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,560,531.16 : 800,381,161.17 = 165,132,747 : x
  2. Step 2: Convert to fraction form
    533,560,531.16/800,381,161.17 = 165,132,747/x
  3. Step 3: Cross multiply
    533,560,531.16x = 800,381,161.17 × 165,132,747
  4. Step 4: Simplify right side
    533,560,531.16x = 132,169,139,791,051,824
  5. Step 5: Solve for x
    x = 132,169,139,791,051,824/533,560,531.16
  6. Step 6: Final answer
    x = 247,711,612.97

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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.