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Finding the Third Proportional to 30,663,930 and 62,228,904

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Solution

The third proportional to 30,663,930 and 62,228,904 is: 126,286,372.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663,930 : 62,228,904 = 62,228,904 : x
  2. Step 2: Convert to fraction form
    30,663,930/62,228,904 = 62,228,904/x
  3. Step 3: Cross multiply
    30,663,930x = 62,228,904 × 62,228,904
  4. Step 4: Simplify right side
    30,663,930x = 3,872,436,493,041,216
  5. Step 5: Solve for x
    x = 3,872,436,493,041,216/30,663,930
  6. Step 6: Final answer
    x = 126,286,372.72

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.