Home / 192,781,655.25-266,035,960.38-109,147,627.81

Finding the Fourth Proportional to 192,781,655.25, 266,035,960.38 and 109,147,627.81

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Solution

The fourth proportional to 192,781,655.25, 266,035,960.38 and 109,147,627.81 is: 150,622,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,781,655.25 : 266,035,960.38 = 109,147,627.81 : x
  2. Step 2: Convert to fraction form
    192,781,655.25/266,035,960.38 = 109,147,627.81/x
  3. Step 3: Cross multiply
    192,781,655.25x = 266,035,960.38 × 109,147,627.81
  4. Step 4: Simplify right side
    192,781,655.25x = 29,037,193,987,632,148
  5. Step 5: Solve for x
    x = 29,037,193,987,632,148/192,781,655.25
  6. Step 6: Final answer
    x = 150,622,184.20

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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.