Home / 366,623,616.38-505,950,179.31-199,369,659.66

Finding the Fourth Proportional to 366,623,616.38, 505,950,179.31 and 199,369,659.66

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Solution

The fourth proportional to 366,623,616.38, 505,950,179.31 and 199,369,659.66 is: 275,135,344.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,623,616.38 : 505,950,179.31 = 199,369,659.66 : x
  2. Step 2: Convert to fraction form
    366,623,616.38/505,950,179.31 = 199,369,659.66/x
  3. Step 3: Cross multiply
    366,623,616.38x = 505,950,179.31 × 199,369,659.66
  4. Step 4: Simplify right side
    366,623,616.38x = 100,871,115,053,950,672
  5. Step 5: Solve for x
    x = 100,871,115,053,950,672/366,623,616.38
  6. Step 6: Final answer
    x = 275,135,344.67

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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.