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Finding the Third Proportional to 115,012,260 and 247,562,073

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Solution

The third proportional to 115,012,260 and 247,562,073 is: 532,873,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,012,260 : 247,562,073 = 247,562,073 : x
  2. Step 2: Convert to fraction form
    115,012,260/247,562,073 = 247,562,073/x
  3. Step 3: Cross multiply
    115,012,260x = 247,562,073 × 247,562,073
  4. Step 4: Simplify right side
    115,012,260x = 61,286,979,988,057,328
  5. Step 5: Solve for x
    x = 61,286,979,988,057,328/115,012,260
  6. Step 6: Final answer
    x = 532,873,451.82

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.