Home / 603,340,673.70-905,011,010.55-327,841,659.30

Finding the Fourth Proportional to 603,340,673.70, 905,011,010.55 and 327,841,659.30

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Solution

The fourth proportional to 603,340,673.70, 905,011,010.55 and 327,841,659.30 is: 491,762,488.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,340,673.70 : 905,011,010.55 = 327,841,659.30 : x
  2. Step 2: Convert to fraction form
    603,340,673.70/905,011,010.55 = 327,841,659.30/x
  3. Step 3: Cross multiply
    603,340,673.70x = 905,011,010.55 × 327,841,659.30
  4. Step 4: Simplify right side
    603,340,673.70x = 296,700,311,383,481,792
  5. Step 5: Solve for x
    x = 296,700,311,383,481,792/603,340,673.70
  6. Step 6: Final answer
    x = 491,762,488.95

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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.