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Finding the Third Proportional to 121,046,457.38 and 250,706,019.38

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Solution

The third proportional to 121,046,457.38 and 250,706,019.38 is: 519,251,116.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,046,457.38 : 250,706,019.38 = 250,706,019.38 : x
  2. Step 2: Convert to fraction form
    121,046,457.38/250,706,019.38 = 250,706,019.38/x
  3. Step 3: Cross multiply
    121,046,457.38x = 250,706,019.38 × 250,706,019.38
  4. Step 4: Simplify right side
    121,046,457.38x = 62,853,508,150,857,872
  5. Step 5: Solve for x
    x = 62,853,508,150,857,872/121,046,457.38
  6. Step 6: Final answer
    x = 519,251,116.59

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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.