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Finding the Third Proportional to 98,962,580 and 204,713,608

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Solution

The third proportional to 98,962,580 and 204,713,608 is: 423,469,773.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,962,580 : 204,713,608 = 204,713,608 : x
  2. Step 2: Convert to fraction form
    98,962,580/204,713,608 = 204,713,608/x
  3. Step 3: Cross multiply
    98,962,580x = 204,713,608 × 204,713,608
  4. Step 4: Simplify right side
    98,962,580x = 41,907,661,300,377,664
  5. Step 5: Solve for x
    x = 41,907,661,300,377,664/98,962,580
  6. Step 6: Final answer
    x = 423,469,773.12

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.