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Finding the Third Proportional to 55,666,444 and 115,151,390

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Solution

The third proportional to 55,666,444 and 115,151,390 is: 238,201,718.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,666,444 : 115,151,390 = 115,151,390 : x
  2. Step 2: Convert to fraction form
    55,666,444/115,151,390 = 115,151,390/x
  3. Step 3: Cross multiply
    55,666,444x = 115,151,390 × 115,151,390
  4. Step 4: Simplify right side
    55,666,444x = 13,259,842,618,932,100
  5. Step 5: Solve for x
    x = 13,259,842,618,932,100/55,666,444
  6. Step 6: Final answer
    x = 238,201,718.42

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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.