Home / 520,546,133.62-775,408,933.33-492,351,652.37

Finding the Fourth Proportional to 520,546,133.62, 775,408,933.33 and 492,351,652.37

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Solution

The fourth proportional to 520,546,133.62, 775,408,933.33 and 492,351,652.37 is: 733,410,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,546,133.62 : 775,408,933.33 = 492,351,652.37 : x
  2. Step 2: Convert to fraction form
    520,546,133.62/775,408,933.33 = 492,351,652.37/x
  3. Step 3: Cross multiply
    520,546,133.62x = 775,408,933.33 × 492,351,652.37
  4. Step 4: Simplify right side
    520,546,133.62x = 381,773,869,588,192,320
  5. Step 5: Solve for x
    x = 381,773,869,588,192,320/520,546,133.62
  6. Step 6: Final answer
    x = 733,410,249.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.