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Finding the Third Proportional to 116,400,890 and 161,844,564

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Solution

The third proportional to 116,400,890 and 161,844,564 is: 225,029,747.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,400,890 : 161,844,564 = 161,844,564 : x
  2. Step 2: Convert to fraction form
    116,400,890/161,844,564 = 161,844,564/x
  3. Step 3: Cross multiply
    116,400,890x = 161,844,564 × 161,844,564
  4. Step 4: Simplify right side
    116,400,890x = 26,193,662,896,350,096
  5. Step 5: Solve for x
    x = 26,193,662,896,350,096/116,400,890
  6. Step 6: Final answer
    x = 225,029,747.59

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.