Home / 2,178,936,313,315.60-3,268,416,687,498.60-726,794,988,861.40

Finding the Fourth Proportional to 2,178,936,313,315.60, 3,268,416,687,498.60 and 726,794,988,861.40

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Solution

The fourth proportional to 2,178,936,313,315.60, 3,268,416,687,498.60 and 726,794,988,861.40 is: 1,090,196,558,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,936,313,315.60 : 3,268,416,687,498.60 = 726,794,988,861.40 : x
  2. Step 2: Convert to fraction form
    2,178,936,313,315.60/3,268,416,687,498.60 = 726,794,988,861.40/x
  3. Step 3: Cross multiply
    2,178,936,313,315.60x = 3,268,416,687,498.60 × 726,794,988,861.40
  4. Step 4: Simplify right side
    2,178,936,313,315.60x = 2,375,468,869,984,959,095,373,824
  5. Step 5: Solve for x
    x = 2,375,468,869,984,959,095,373,824/2,178,936,313,315.60
  6. Step 6: Final answer
    x = 1,090,196,558,508.08

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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.