Home / 396,989,274.30-595,483,911.45-233,305,446.30

Finding the Fourth Proportional to 396,989,274.30, 595,483,911.45 and 233,305,446.30

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Solution

The fourth proportional to 396,989,274.30, 595,483,911.45 and 233,305,446.30 is: 349,958,169.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,989,274.30 : 595,483,911.45 = 233,305,446.30 : x
  2. Step 2: Convert to fraction form
    396,989,274.30/595,483,911.45 = 233,305,446.30/x
  3. Step 3: Cross multiply
    396,989,274.30x = 595,483,911.45 × 233,305,446.30
  4. Step 4: Simplify right side
    396,989,274.30x = 138,929,639,725,311,952
  5. Step 5: Solve for x
    x = 138,929,639,725,311,952/396,989,274.30
  6. Step 6: Final answer
    x = 349,958,169.45

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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.