Home / 338,297,851.20-507,446,776.80-329,794,795.20

Finding the Fourth Proportional to 338,297,851.20, 507,446,776.80 and 329,794,795.20

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Solution

The fourth proportional to 338,297,851.20, 507,446,776.80 and 329,794,795.20 is: 494,692,192.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,297,851.20 : 507,446,776.80 = 329,794,795.20 : x
  2. Step 2: Convert to fraction form
    338,297,851.20/507,446,776.80 = 329,794,795.20/x
  3. Step 3: Cross multiply
    338,297,851.20x = 507,446,776.80 × 329,794,795.20
  4. Step 4: Simplify right side
    338,297,851.20x = 167,353,305,829,656,096
  5. Step 5: Solve for x
    x = 167,353,305,829,656,096/338,297,851.20
  6. Step 6: Final answer
    x = 494,692,192.80

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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.