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Finding the Third Proportional to 100,948,084 and 219,124,751

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Solution

The third proportional to 100,948,084 and 219,124,751 is: 475,647,031.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,948,084 : 219,124,751 = 219,124,751 : x
  2. Step 2: Convert to fraction form
    100,948,084/219,124,751 = 219,124,751/x
  3. Step 3: Cross multiply
    100,948,084x = 219,124,751 × 219,124,751
  4. Step 4: Simplify right side
    100,948,084x = 48,015,656,500,812,000
  5. Step 5: Solve for x
    x = 48,015,656,500,812,000/100,948,084
  6. Step 6: Final answer
    x = 475,647,031.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.