Home / 664,302,031.40-996,453,047.10-444,763,754.30

Finding the Fourth Proportional to 664,302,031.40, 996,453,047.10 and 444,763,754.30

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Solution

The fourth proportional to 664,302,031.40, 996,453,047.10 and 444,763,754.30 is: 667,145,631.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,031.40 : 996,453,047.10 = 444,763,754.30 : x
  2. Step 2: Convert to fraction form
    664,302,031.40/996,453,047.10 = 444,763,754.30/x
  3. Step 3: Cross multiply
    664,302,031.40x = 996,453,047.10 × 444,763,754.30
  4. Step 4: Simplify right side
    664,302,031.40x = 443,186,198,211,870,720
  5. Step 5: Solve for x
    x = 443,186,198,211,870,720/664,302,031.40
  6. Step 6: Final answer
    x = 667,145,631.45

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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.