Home / 631,542,651.44-945,466,727.04-368,422,669.44

Finding the Fourth Proportional to 631,542,651.44, 945,466,727.04 and 368,422,669.44

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Solution

The fourth proportional to 631,542,651.44, 945,466,727.04 and 368,422,669.44 is: 551,556,374.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,542,651.44 : 945,466,727.04 = 368,422,669.44 : x
  2. Step 2: Convert to fraction form
    631,542,651.44/945,466,727.04 = 368,422,669.44/x
  3. Step 3: Cross multiply
    631,542,651.44x = 945,466,727.04 × 368,422,669.44
  4. Step 4: Simplify right side
    631,542,651.44x = 348,331,375,442,776,640
  5. Step 5: Solve for x
    x = 348,331,375,442,776,640/631,542,651.44
  6. Step 6: Final answer
    x = 551,556,374.93

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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.