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Finding the Third Proportional to 818,696,560 and 1,336,716,180

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Solution

The third proportional to 818,696,560 and 1,336,716,180 is: 2,182,505,989.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,696,560 : 1,336,716,180 = 1,336,716,180 : x
  2. Step 2: Convert to fraction form
    818,696,560/1,336,716,180 = 1,336,716,180/x
  3. Step 3: Cross multiply
    818,696,560x = 1,336,716,180 × 1,336,716,180
  4. Step 4: Simplify right side
    818,696,560x = 1,786,810,145,873,792,512
  5. Step 5: Solve for x
    x = 1,786,810,145,873,792,512/818,696,560
  6. Step 6: Final answer
    x = 2,182,505,989.61

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.