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Finding the Third Proportional to 45,054,668 and 69,795,570

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Solution

The third proportional to 45,054,668 and 69,795,570 is: 108,122,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,054,668 : 69,795,570 = 69,795,570 : x
  2. Step 2: Convert to fraction form
    45,054,668/69,795,570 = 69,795,570/x
  3. Step 3: Cross multiply
    45,054,668x = 69,795,570 × 69,795,570
  4. Step 4: Simplify right side
    45,054,668x = 4,871,421,591,624,900
  5. Step 5: Solve for x
    x = 4,871,421,591,624,900/45,054,668
  6. Step 6: Final answer
    x = 108,122,461.18

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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.