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Finding the Third Proportional to 2,757,880,126 and 3,869,851,766

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Solution

The third proportional to 2,757,880,126 and 3,869,851,766 is: 5,430,168,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757,880,126 : 3,869,851,766 = 3,869,851,766 : x
  2. Step 2: Convert to fraction form
    2,757,880,126/3,869,851,766 = 3,869,851,766/x
  3. Step 3: Cross multiply
    2,757,880,126x = 3,869,851,766 × 3,869,851,766
  4. Step 4: Simplify right side
    2,757,880,126x = 14,975,752,690,813,319,168
  5. Step 5: Solve for x
    x = 14,975,752,690,813,319,168/2,757,880,126
  6. Step 6: Final answer
    x = 5,430,168,102.53

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.