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Finding the Third Proportional to 30,303,080 and 45,489,612

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Solution

The third proportional to 30,303,080 and 45,489,612 is: 68,286,946.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,303,080 : 45,489,612 = 45,489,612 : x
  2. Step 2: Convert to fraction form
    30,303,080/45,489,612 = 45,489,612/x
  3. Step 3: Cross multiply
    30,303,080x = 45,489,612 × 45,489,612
  4. Step 4: Simplify right side
    30,303,080x = 2,069,304,799,910,544
  5. Step 5: Solve for x
    x = 2,069,304,799,910,544/30,303,080
  6. Step 6: Final answer
    x = 68,286,946.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.