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Finding the Third Proportional to 38,902,752 and 90,052,944

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Solution

The third proportional to 38,902,752 and 90,052,944 is: 208,456,530.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,902,752 : 90,052,944 = 90,052,944 : x
  2. Step 2: Convert to fraction form
    38,902,752/90,052,944 = 90,052,944/x
  3. Step 3: Cross multiply
    38,902,752x = 90,052,944 × 90,052,944
  4. Step 4: Simplify right side
    38,902,752x = 8,109,532,723,067,136
  5. Step 5: Solve for x
    x = 8,109,532,723,067,136/38,902,752
  6. Step 6: Final answer
    x = 208,456,530.87

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.