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Finding the Third Proportional to 97,616,868 and 129,552,048

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Solution

The third proportional to 97,616,868 and 129,552,048 is: 171,934,763.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,616,868 : 129,552,048 = 129,552,048 : x
  2. Step 2: Convert to fraction form
    97,616,868/129,552,048 = 129,552,048/x
  3. Step 3: Cross multiply
    97,616,868x = 129,552,048 × 129,552,048
  4. Step 4: Simplify right side
    97,616,868x = 16,783,733,140,994,304
  5. Step 5: Solve for x
    x = 16,783,733,140,994,304/97,616,868
  6. Step 6: Final answer
    x = 171,934,763.78

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.