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Finding the Third Proportional to 68,883,840 and 148,725,624

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Solution

The third proportional to 68,883,840 and 148,725,624 is: 321,110,310.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,840 : 148,725,624 = 148,725,624 : x
  2. Step 2: Convert to fraction form
    68,883,840/148,725,624 = 148,725,624/x
  3. Step 3: Cross multiply
    68,883,840x = 148,725,624 × 148,725,624
  4. Step 4: Simplify right side
    68,883,840x = 22,119,311,234,189,376
  5. Step 5: Solve for x
    x = 22,119,311,234,189,376/68,883,840
  6. Step 6: Final answer
    x = 321,110,310.26

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.