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Finding the Third Proportional to 91,252,820 and 202,907,866

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Solution

The third proportional to 91,252,820 and 202,907,866 is: 451,181,695.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,252,820 : 202,907,866 = 202,907,866 : x
  2. Step 2: Convert to fraction form
    91,252,820/202,907,866 = 202,907,866/x
  3. Step 3: Cross multiply
    91,252,820x = 202,907,866 × 202,907,866
  4. Step 4: Simplify right side
    91,252,820x = 41,171,602,084,673,952
  5. Step 5: Solve for x
    x = 41,171,602,084,673,952/91,252,820
  6. Step 6: Final answer
    x = 451,181,695.92

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.