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Finding the Third Proportional to 115,053,880 and 247,183,850

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Solution

The third proportional to 115,053,880 and 247,183,850 is: 531,054,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,053,880 : 247,183,850 = 247,183,850 : x
  2. Step 2: Convert to fraction form
    115,053,880/247,183,850 = 247,183,850/x
  3. Step 3: Cross multiply
    115,053,880x = 247,183,850 × 247,183,850
  4. Step 4: Simplify right side
    115,053,880x = 61,099,855,700,822,496
  5. Step 5: Solve for x
    x = 61,099,855,700,822,496/115,053,880
  6. Step 6: Final answer
    x = 531,054,282.57

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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.