Home / 366,623,617.38-505,950,180.69-199,369,660.66

Finding the Fourth Proportional to 366,623,617.38, 505,950,180.69 and 199,369,660.66

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Solution

The fourth proportional to 366,623,617.38, 505,950,180.69 and 199,369,660.66 is: 275,135,346.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,623,617.38 : 505,950,180.69 = 199,369,660.66 : x
  2. Step 2: Convert to fraction form
    366,623,617.38/505,950,180.69 = 199,369,660.66/x
  3. Step 3: Cross multiply
    366,623,617.38x = 505,950,180.69 × 199,369,660.66
  4. Step 4: Simplify right side
    366,623,617.38x = 100,871,115,835,030,976
  5. Step 5: Solve for x
    x = 100,871,115,835,030,976/366,623,617.38
  6. Step 6: Final answer
    x = 275,135,346.04

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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.