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Finding the Third Proportional to 383,670,108 and 843,867,720

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Solution

The third proportional to 383,670,108 and 843,867,720 is: 1,856,054,756.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,670,108 : 843,867,720 = 843,867,720 : x
  2. Step 2: Convert to fraction form
    383,670,108/843,867,720 = 843,867,720/x
  3. Step 3: Cross multiply
    383,670,108x = 843,867,720 × 843,867,720
  4. Step 4: Simplify right side
    383,670,108x = 712,112,728,857,998,336
  5. Step 5: Solve for x
    x = 712,112,728,857,998,336/383,670,108
  6. Step 6: Final answer
    x = 1,856,054,756.44

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.