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Finding the Third Proportional to 79,986,362 and 119,456,336

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Solution

The third proportional to 79,986,362 and 119,456,336 is: 178,403,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,986,362 : 119,456,336 = 119,456,336 : x
  2. Step 2: Convert to fraction form
    79,986,362/119,456,336 = 119,456,336/x
  3. Step 3: Cross multiply
    79,986,362x = 119,456,336 × 119,456,336
  4. Step 4: Simplify right side
    79,986,362x = 14,269,816,210,544,896
  5. Step 5: Solve for x
    x = 14,269,816,210,544,896/79,986,362
  6. Step 6: Final answer
    x = 178,403,115.90

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.