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Finding the Third Proportional to 250,447,313 and 389,982,504

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Solution

The third proportional to 250,447,313 and 389,982,504 is: 607,258,874.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,447,313 : 389,982,504 = 389,982,504 : x
  2. Step 2: Convert to fraction form
    250,447,313/389,982,504 = 389,982,504/x
  3. Step 3: Cross multiply
    250,447,313x = 389,982,504 × 389,982,504
  4. Step 4: Simplify right side
    250,447,313x = 152,086,353,426,110,016
  5. Step 5: Solve for x
    x = 152,086,353,426,110,016/250,447,313
  6. Step 6: Final answer
    x = 607,258,874.55

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.