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Finding the Third Proportional to 3,145,461,245 and 4,883,928,229.50

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Solution

The third proportional to 3,145,461,245 and 4,883,928,229.50 is: 7,583,229,642.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,461,245 : 4,883,928,229.50 = 4,883,928,229.50 : x
  2. Step 2: Convert to fraction form
    3,145,461,245/4,883,928,229.50 = 4,883,928,229.50/x
  3. Step 3: Cross multiply
    3,145,461,245x = 4,883,928,229.50 × 4,883,928,229.50
  4. Step 4: Simplify right side
    3,145,461,245x = 23,852,754,950,907,002,880
  5. Step 5: Solve for x
    x = 23,852,754,950,907,002,880/3,145,461,245
  6. Step 6: Final answer
    x = 7,583,229,642.02

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.