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Finding the Third Proportional to 38,902,600 and 90,052,564

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Solution

The third proportional to 38,902,600 and 90,052,564 is: 208,455,586.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,902,600 : 90,052,564 = 90,052,564 : x
  2. Step 2: Convert to fraction form
    38,902,600/90,052,564 = 90,052,564/x
  3. Step 3: Cross multiply
    38,902,600x = 90,052,564 × 90,052,564
  4. Step 4: Simplify right side
    38,902,600x = 8,109,464,282,974,096
  5. Step 5: Solve for x
    x = 8,109,464,282,974,096/38,902,600
  6. Step 6: Final answer
    x = 208,455,586.08

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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.