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Finding the Third Proportional to 64,993,977 and 100,962,571.50

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Solution

The third proportional to 64,993,977 and 100,962,571.50 is: 156,836,699.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,993,977 : 100,962,571.50 = 100,962,571.50 : x
  2. Step 2: Convert to fraction form
    64,993,977/100,962,571.50 = 100,962,571.50/x
  3. Step 3: Cross multiply
    64,993,977x = 100,962,571.50 × 100,962,571.50
  4. Step 4: Simplify right side
    64,993,977x = 10,193,440,843,892,612
  5. Step 5: Solve for x
    x = 10,193,440,843,892,612/64,993,977
  6. Step 6: Final answer
    x = 156,836,699.56

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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.