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Finding the Third Proportional to 6,664,579,241 and 13,880,781,781

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Solution

The third proportional to 6,664,579,241 and 13,880,781,781 is: 28,910,467,695.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,664,579,241 : 13,880,781,781 = 13,880,781,781 : x
  2. Step 2: Convert to fraction form
    6,664,579,241/13,880,781,781 = 13,880,781,781/x
  3. Step 3: Cross multiply
    6,664,579,241x = 13,880,781,781 × 13,880,781,781
  4. Step 4: Simplify right side
    6,664,579,241x = 192,676,102,851,741,515,776
  5. Step 5: Solve for x
    x = 192,676,102,851,741,515,776/6,664,579,241
  6. Step 6: Final answer
    x = 28,910,467,695.61

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.