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Finding the Third Proportional to 68,489,932 and 93,916,338

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Solution

The third proportional to 68,489,932 and 93,916,338 is: 128,782,118.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,489,932 : 93,916,338 = 93,916,338 : x
  2. Step 2: Convert to fraction form
    68,489,932/93,916,338 = 93,916,338/x
  3. Step 3: Cross multiply
    68,489,932x = 93,916,338 × 93,916,338
  4. Step 4: Simplify right side
    68,489,932x = 8,820,278,543,330,244
  5. Step 5: Solve for x
    x = 8,820,278,543,330,244/68,489,932
  6. Step 6: Final answer
    x = 128,782,118.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.