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Finding the Third Proportional to 395,850,360 and 818,854,512

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Solution

The third proportional to 395,850,360 and 818,854,512 is: 1,693,879,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,850,360 : 818,854,512 = 818,854,512 : x
  2. Step 2: Convert to fraction form
    395,850,360/818,854,512 = 818,854,512/x
  3. Step 3: Cross multiply
    395,850,360x = 818,854,512 × 818,854,512
  4. Step 4: Simplify right side
    395,850,360x = 670,522,711,822,758,144
  5. Step 5: Solve for x
    x = 670,522,711,822,758,144/395,850,360
  6. Step 6: Final answer
    x = 1,693,879,252.31

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.