Home / 327,642,481.38-452,143,636.83-178,963,578.66

Finding the Fourth Proportional to 327,642,481.38, 452,143,636.83 and 178,963,578.66

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Solution

The fourth proportional to 327,642,481.38, 452,143,636.83 and 178,963,578.66 is: 246,968,106.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,642,481.38 : 452,143,636.83 = 178,963,578.66 : x
  2. Step 2: Convert to fraction form
    327,642,481.38/452,143,636.83 = 178,963,578.66/x
  3. Step 3: Cross multiply
    327,642,481.38x = 452,143,636.83 × 178,963,578.66
  4. Step 4: Simplify right side
    327,642,481.38x = 80,917,243,315,444,176
  5. Step 5: Solve for x
    x = 80,917,243,315,444,176/327,642,481.38
  6. Step 6: Final answer
    x = 246,968,106.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.