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Finding the Third Proportional to 40,789,939,350 and 87,778,605,660

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Solution

The third proportional to 40,789,939,350 and 87,778,605,660 is: 188,896,667,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,789,939,350 : 87,778,605,660 = 87,778,605,660 : x
  2. Step 2: Convert to fraction form
    40,789,939,350/87,778,605,660 = 87,778,605,660/x
  3. Step 3: Cross multiply
    40,789,939,350x = 87,778,605,660 × 87,778,605,660
  4. Step 4: Simplify right side
    40,789,939,350x = 7,705,083,611,613,783,654,400
  5. Step 5: Solve for x
    x = 7,705,083,611,613,783,654,400/40,789,939,350
  6. Step 6: Final answer
    x = 188,896,667,521.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.