Home / 377,117,584.20-520,467,571.59-228,434,342.76

Finding the Fourth Proportional to 377,117,584.20, 520,467,571.59 and 228,434,342.76

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Solution

The fourth proportional to 377,117,584.20, 520,467,571.59 and 228,434,342.76 is: 315,266,836.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,117,584.20 : 520,467,571.59 = 228,434,342.76 : x
  2. Step 2: Convert to fraction form
    377,117,584.20/520,467,571.59 = 228,434,342.76/x
  3. Step 3: Cross multiply
    377,117,584.20x = 520,467,571.59 × 228,434,342.76
  4. Step 4: Simplify right side
    377,117,584.20x = 118,892,667,644,054,880
  5. Step 5: Solve for x
    x = 118,892,667,644,054,880/377,117,584.20
  6. Step 6: Final answer
    x = 315,266,836.19

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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.