Home / 366,615,791.96-505,932,424.81-199,350,854.60

Finding the Fourth Proportional to 366,615,791.96, 505,932,424.81 and 199,350,854.60

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Solution

The fourth proportional to 366,615,791.96, 505,932,424.81 and 199,350,854.60 is: 275,105,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,615,791.96 : 505,932,424.81 = 199,350,854.60 : x
  2. Step 2: Convert to fraction form
    366,615,791.96/505,932,424.81 = 199,350,854.60/x
  3. Step 3: Cross multiply
    366,615,791.96x = 505,932,424.81 × 199,350,854.60
  4. Step 4: Simplify right side
    366,615,791.96x = 100,858,061,255,723,744
  5. Step 5: Solve for x
    x = 100,858,061,255,723,744/366,615,791.96
  6. Step 6: Final answer
    x = 275,105,610.47

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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.