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Finding the Third Proportional to 38,367,618 and 80,282,628

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Solution

The third proportional to 38,367,618 and 80,282,628 is: 167,988,024.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,367,618 : 80,282,628 = 80,282,628 : x
  2. Step 2: Convert to fraction form
    38,367,618/80,282,628 = 80,282,628/x
  3. Step 3: Cross multiply
    38,367,618x = 80,282,628 × 80,282,628
  4. Step 4: Simplify right side
    38,367,618x = 6,445,300,358,586,384
  5. Step 5: Solve for x
    x = 6,445,300,358,586,384/38,367,618
  6. Step 6: Final answer
    x = 167,988,024.66

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.