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Finding the Third Proportional to 6,286,023,443 and 13,688,072,991

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Solution

The third proportional to 6,286,023,443 and 13,688,072,991 is: 29,806,338,443.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286,023,443 : 13,688,072,991 = 13,688,072,991 : x
  2. Step 2: Convert to fraction form
    6,286,023,443/13,688,072,991 = 13,688,072,991/x
  3. Step 3: Cross multiply
    6,286,023,443x = 13,688,072,991 × 13,688,072,991
  4. Step 4: Simplify right side
    6,286,023,443x = 187,363,342,206,943,690,752
  5. Step 5: Solve for x
    x = 187,363,342,206,943,690,752/6,286,023,443
  6. Step 6: Final answer
    x = 29,806,338,443.68

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.