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Finding the Third Proportional to 68,883,632 and 148,725,162

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Solution

The third proportional to 68,883,632 and 148,725,162 is: 321,109,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883,632 : 148,725,162 = 148,725,162 : x
  2. Step 2: Convert to fraction form
    68,883,632/148,725,162 = 148,725,162/x
  3. Step 3: Cross multiply
    68,883,632x = 148,725,162 × 148,725,162
  4. Step 4: Simplify right side
    68,883,632x = 22,119,173,811,926,244
  5. Step 5: Solve for x
    x = 22,119,173,811,926,244/68,883,632
  6. Step 6: Final answer
    x = 321,109,284.89

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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.