Home / 396,989,275.30-595,483,912.95-233,305,447.30

Finding the Fourth Proportional to 396,989,275.30, 595,483,912.95 and 233,305,447.30

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Solution

The fourth proportional to 396,989,275.30, 595,483,912.95 and 233,305,447.30 is: 349,958,170.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,989,275.30 : 595,483,912.95 = 233,305,447.30 : x
  2. Step 2: Convert to fraction form
    396,989,275.30/595,483,912.95 = 233,305,447.30/x
  3. Step 3: Cross multiply
    396,989,275.30x = 595,483,912.95 × 233,305,447.30
  4. Step 4: Simplify right side
    396,989,275.30x = 138,929,640,670,754,032
  5. Step 5: Solve for x
    x = 138,929,640,670,754,032/396,989,275.30
  6. Step 6: Final answer
    x = 349,958,170.95

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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.