Home / 664,302,012.40-996,453,018.60-444,763,735.30

Finding the Fourth Proportional to 664,302,012.40, 996,453,018.60 and 444,763,735.30

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Solution

The fourth proportional to 664,302,012.40, 996,453,018.60 and 444,763,735.30 is: 667,145,602.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,012.40 : 996,453,018.60 = 444,763,735.30 : x
  2. Step 2: Convert to fraction form
    664,302,012.40/996,453,018.60 = 444,763,735.30/x
  3. Step 3: Cross multiply
    664,302,012.40x = 996,453,018.60 × 444,763,735.30
  4. Step 4: Simplify right side
    664,302,012.40x = 443,186,166,603,496,384
  5. Step 5: Solve for x
    x = 443,186,166,603,496,384/664,302,012.40
  6. Step 6: Final answer
    x = 667,145,602.95

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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.