Home / 68,137,687,784.53-149,098,515,458.06

Finding the Third Proportional to 68,137,687,784.53 and 149,098,515,458.06

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Solution

The third proportional to 68,137,687,784.53 and 149,098,515,458.06 is: 326,256,555,433.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,137,687,784.53 : 149,098,515,458.06 = 149,098,515,458.06 : x
  2. Step 2: Convert to fraction form
    68,137,687,784.53/149,098,515,458.06 = 149,098,515,458.06/x
  3. Step 3: Cross multiply
    68,137,687,784.53x = 149,098,515,458.06 × 149,098,515,458.06
  4. Step 4: Simplify right side
    68,137,687,784.53x = 22,230,367,311,797,355,020,288
  5. Step 5: Solve for x
    x = 22,230,367,311,797,355,020,288/68,137,687,784.53
  6. Step 6: Final answer
    x = 326,256,555,433.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.