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Finding the Third Proportional to 3,580,942,100 and 7,706,079,948

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Solution

The third proportional to 3,580,942,100 and 7,706,079,948 is: 16,583,252,816.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,942,100 : 7,706,079,948 = 7,706,079,948 : x
  2. Step 2: Convert to fraction form
    3,580,942,100/7,706,079,948 = 7,706,079,948/x
  3. Step 3: Cross multiply
    3,580,942,100x = 7,706,079,948 × 7,706,079,948
  4. Step 4: Simplify right side
    3,580,942,100x = 59,383,668,164,967,686,144
  5. Step 5: Solve for x
    x = 59,383,668,164,967,686,144/3,580,942,100
  6. Step 6: Final answer
    x = 16,583,252,816.34

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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.