Home / 338,297,896.20-507,446,844.30-329,794,840.20

Finding the Fourth Proportional to 338,297,896.20, 507,446,844.30 and 329,794,840.20

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Solution

The fourth proportional to 338,297,896.20, 507,446,844.30 and 329,794,840.20 is: 494,692,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,297,896.20 : 507,446,844.30 = 329,794,840.20 : x
  2. Step 2: Convert to fraction form
    338,297,896.20/507,446,844.30 = 329,794,840.20/x
  3. Step 3: Cross multiply
    338,297,896.20x = 507,446,844.30 × 329,794,840.20
  4. Step 4: Simplify right side
    338,297,896.20x = 167,353,350,925,912,768
  5. Step 5: Solve for x
    x = 167,353,350,925,912,768/338,297,896.20
  6. Step 6: Final answer
    x = 494,692,260.30

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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.