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Finding the Third Proportional to 45,489,168 and 69,884,208

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Solution

The third proportional to 45,489,168 and 69,884,208 is: 107,361,878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,489,168 : 69,884,208 = 69,884,208 : x
  2. Step 2: Convert to fraction form
    45,489,168/69,884,208 = 69,884,208/x
  3. Step 3: Cross multiply
    45,489,168x = 69,884,208 × 69,884,208
  4. Step 4: Simplify right side
    45,489,168x = 4,883,802,527,787,264
  5. Step 5: Solve for x
    x = 4,883,802,527,787,264/45,489,168
  6. Step 6: Final answer
    x = 107,361,878.50

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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.