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Finding the Third Proportional to 38,636,388 and 80,445,384

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Solution

The third proportional to 38,636,388 and 80,445,384 is: 167,496,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,636,388 : 80,445,384 = 80,445,384 : x
  2. Step 2: Convert to fraction form
    38,636,388/80,445,384 = 80,445,384/x
  3. Step 3: Cross multiply
    38,636,388x = 80,445,384 × 80,445,384
  4. Step 4: Simplify right side
    38,636,388x = 6,471,459,806,907,456
  5. Step 5: Solve for x
    x = 6,471,459,806,907,456/38,636,388
  6. Step 6: Final answer
    x = 167,496,501.15

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.