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Finding the Third Proportional to 3,099,770,712 and 4,786,686,940.50

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Solution

The third proportional to 3,099,770,712 and 4,786,686,940.50 is: 7,391,634,412.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099,770,712 : 4,786,686,940.50 = 4,786,686,940.50 : x
  2. Step 2: Convert to fraction form
    3,099,770,712/4,786,686,940.50 = 4,786,686,940.50/x
  3. Step 3: Cross multiply
    3,099,770,712x = 4,786,686,940.50 × 4,786,686,940.50
  4. Step 4: Simplify right side
    3,099,770,712x = 22,912,371,866,353,250,304
  5. Step 5: Solve for x
    x = 22,912,371,866,353,250,304/3,099,770,712
  6. Step 6: Final answer
    x = 7,391,634,412.72

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.