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Finding the Third Proportional to 121,046,463 and 250,706,031

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Solution

The third proportional to 121,046,463 and 250,706,031 is: 519,251,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,046,463 : 250,706,031 = 250,706,031 : x
  2. Step 2: Convert to fraction form
    121,046,463/250,706,031 = 250,706,031/x
  3. Step 3: Cross multiply
    121,046,463x = 250,706,031 × 250,706,031
  4. Step 4: Simplify right side
    121,046,463x = 62,853,513,979,772,960
  5. Step 5: Solve for x
    x = 62,853,513,979,772,960/121,046,463
  6. Step 6: Final answer
    x = 519,251,140.61

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.