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Finding the Third Proportional to 7,954,989,215 and 11,060,776,649

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Solution

The third proportional to 7,954,989,215 and 11,060,776,649 is: 15,379,125,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954,989,215 : 11,060,776,649 = 11,060,776,649 : x
  2. Step 2: Convert to fraction form
    7,954,989,215/11,060,776,649 = 11,060,776,649/x
  3. Step 3: Cross multiply
    7,954,989,215x = 11,060,776,649 × 11,060,776,649
  4. Step 4: Simplify right side
    7,954,989,215x = 122,340,780,079,063,662,592
  5. Step 5: Solve for x
    x = 122,340,780,079,063,662,592/7,954,989,215
  6. Step 6: Final answer
    x = 15,379,125,825.64

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.