Home / 568,598,220.63-784,616,845.20-327,202,015.77

Finding the Fourth Proportional to 568,598,220.63, 784,616,845.20 and 327,202,015.77

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Solution

The fourth proportional to 568,598,220.63, 784,616,845.20 and 327,202,015.77 is: 451,510,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,598,220.63 : 784,616,845.20 = 327,202,015.77 : x
  2. Step 2: Convert to fraction form
    568,598,220.63/784,616,845.20 = 327,202,015.77/x
  3. Step 3: Cross multiply
    568,598,220.63x = 784,616,845.20 × 327,202,015.77
  4. Step 4: Simplify right side
    568,598,220.63x = 256,728,213,356,538,048
  5. Step 5: Solve for x
    x = 256,728,213,356,538,048/568,598,220.63
  6. Step 6: Final answer
    x = 451,510,757.58

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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.