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Finding the Third Proportional to 38,303,962 and 85,110,872

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Solution

The third proportional to 38,303,962 and 85,110,872 is: 189,115,176.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,303,962 : 85,110,872 = 85,110,872 : x
  2. Step 2: Convert to fraction form
    38,303,962/85,110,872 = 85,110,872/x
  3. Step 3: Cross multiply
    38,303,962x = 85,110,872 × 85,110,872
  4. Step 4: Simplify right side
    38,303,962x = 7,243,860,532,600,384
  5. Step 5: Solve for x
    x = 7,243,860,532,600,384/38,303,962
  6. Step 6: Final answer
    x = 189,115,176.46

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.