Home / 664,302,211.40-996,453,317.10-204,180,593.60

Finding the Fourth Proportional to 664,302,211.40, 996,453,317.10 and 204,180,593.60

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Solution

The fourth proportional to 664,302,211.40, 996,453,317.10 and 204,180,593.60 is: 306,270,890.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,211.40 : 996,453,317.10 = 204,180,593.60 : x
  2. Step 2: Convert to fraction form
    664,302,211.40/996,453,317.10 = 204,180,593.60/x
  3. Step 3: Cross multiply
    664,302,211.40x = 996,453,317.10 × 204,180,593.60
  4. Step 4: Simplify right side
    664,302,211.40x = 203,456,429,780,167,040
  5. Step 5: Solve for x
    x = 203,456,429,780,167,040/664,302,211.40
  6. Step 6: Final answer
    x = 306,270,890.40

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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.