Home / 396,986,469,881.70-595,479,704,822.55-98,866,403,596.20

Finding the Fourth Proportional to 396,986,469,881.70, 595,479,704,822.55 and 98,866,403,596.20

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Solution

The fourth proportional to 396,986,469,881.70, 595,479,704,822.55 and 98,866,403,596.20 is: 148,299,605,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,986,469,881.70 : 595,479,704,822.55 = 98,866,403,596.20 : x
  2. Step 2: Convert to fraction form
    396,986,469,881.70/595,479,704,822.55 = 98,866,403,596.20/x
  3. Step 3: Cross multiply
    396,986,469,881.70x = 595,479,704,822.55 × 98,866,403,596.20
  4. Step 4: Simplify right side
    396,986,469,881.70x = 58,872,936,830,332,276,047,872
  5. Step 5: Solve for x
    x = 58,872,936,830,332,276,047,872/396,986,469,881.70
  6. Step 6: Final answer
    x = 148,299,605,394.30

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Double scale
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1.5x scale

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.