Home / 366,623,588.60-505,950,141.12-199,369,631.86

Finding the Fourth Proportional to 366,623,588.60, 505,950,141.12 and 199,369,631.86

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Solution

The fourth proportional to 366,623,588.60, 505,950,141.12 and 199,369,631.86 is: 275,135,306.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,623,588.60 : 505,950,141.12 = 199,369,631.86 : x
  2. Step 2: Convert to fraction form
    366,623,588.60/505,950,141.12 = 199,369,631.86/x
  3. Step 3: Cross multiply
    366,623,588.60x = 505,950,141.12 × 199,369,631.86
  4. Step 4: Simplify right side
    366,623,588.60x = 100,871,093,372,596,928
  5. Step 5: Solve for x
    x = 100,871,093,372,596,928/366,623,588.60
  6. Step 6: Final answer
    x = 275,135,306.37

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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.