Home / 557,638,732.80-836,458,099.20-327,717,964.80

Finding the Fourth Proportional to 557,638,732.80, 836,458,099.20 and 327,717,964.80

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Solution

The fourth proportional to 557,638,732.80, 836,458,099.20 and 327,717,964.80 is: 491,576,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,638,732.80 : 836,458,099.20 = 327,717,964.80 : x
  2. Step 2: Convert to fraction form
    557,638,732.80/836,458,099.20 = 327,717,964.80/x
  3. Step 3: Cross multiply
    557,638,732.80x = 836,458,099.20 × 327,717,964.80
  4. Step 4: Simplify right side
    557,638,732.80x = 274,122,345,910,300,544
  5. Step 5: Solve for x
    x = 274,122,345,910,300,544/557,638,732.80
  6. Step 6: Final answer
    x = 491,576,947.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.