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Finding the Third Proportional to 67,954,618 and 147,246,637

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Solution

The third proportional to 67,954,618 and 147,246,637 is: 319,059,583.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,954,618 : 147,246,637 = 147,246,637 : x
  2. Step 2: Convert to fraction form
    67,954,618/147,246,637 = 147,246,637/x
  3. Step 3: Cross multiply
    67,954,618x = 147,246,637 × 147,246,637
  4. Step 4: Simplify right side
    67,954,618x = 21,681,572,107,809,768
  5. Step 5: Solve for x
    x = 21,681,572,107,809,768/67,954,618
  6. Step 6: Final answer
    x = 319,059,583.38

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.