Home / 342,161,727.48-472,192,468.46-193,505,078.55

Finding the Fourth Proportional to 342,161,727.48, 472,192,468.46 and 193,505,078.55

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Solution

The fourth proportional to 342,161,727.48, 472,192,468.46 and 193,505,078.55 is: 267,042,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,161,727.48 : 472,192,468.46 = 193,505,078.55 : x
  2. Step 2: Convert to fraction form
    342,161,727.48/472,192,468.46 = 193,505,078.55/x
  3. Step 3: Cross multiply
    342,161,727.48x = 472,192,468.46 × 193,505,078.55
  4. Step 4: Simplify right side
    342,161,727.48x = 91,371,640,699,103,168
  5. Step 5: Solve for x
    x = 91,371,640,699,103,168/342,161,727.48
  6. Step 6: Final answer
    x = 267,042,259.14

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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.