Home / 2,178,936,313,314.10-3,268,416,687,496.40-726,794,988,859.90

Finding the Fourth Proportional to 2,178,936,313,314.10, 3,268,416,687,496.40 and 726,794,988,859.90

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Solution

The fourth proportional to 2,178,936,313,314.10, 3,268,416,687,496.40 and 726,794,988,859.90 is: 1,090,196,558,505.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,936,313,314.10 : 3,268,416,687,496.40 = 726,794,988,859.90 : x
  2. Step 2: Convert to fraction form
    2,178,936,313,314.10/3,268,416,687,496.40 = 726,794,988,859.90/x
  3. Step 3: Cross multiply
    2,178,936,313,314.10x = 3,268,416,687,496.40 × 726,794,988,859.90
  4. Step 4: Simplify right side
    2,178,936,313,314.10x = 2,375,468,869,978,457,320,194,048
  5. Step 5: Solve for x
    x = 2,375,468,869,978,457,320,194,048/2,178,936,313,314.10
  6. Step 6: Final answer
    x = 1,090,196,558,505.85

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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.