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Finding the Third Proportional to 45,945,890 and 71,134,347

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Solution

The third proportional to 45,945,890 and 71,134,347 is: 110,131,620.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,945,890 : 71,134,347 = 71,134,347 : x
  2. Step 2: Convert to fraction form
    45,945,890/71,134,347 = 71,134,347/x
  3. Step 3: Cross multiply
    45,945,890x = 71,134,347 × 71,134,347
  4. Step 4: Simplify right side
    45,945,890x = 5,060,095,323,116,409
  5. Step 5: Solve for x
    x = 5,060,095,323,116,409/45,945,890
  6. Step 6: Final answer
    x = 110,131,620.55

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.