Home / 449,075,404.80-673,613,107.20-443,028,787.20

Finding the Fourth Proportional to 449,075,404.80, 673,613,107.20 and 443,028,787.20

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Solution

The fourth proportional to 449,075,404.80, 673,613,107.20 and 443,028,787.20 is: 664,543,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,075,404.80 : 673,613,107.20 = 443,028,787.20 : x
  2. Step 2: Convert to fraction form
    449,075,404.80/673,613,107.20 = 443,028,787.20/x
  3. Step 3: Cross multiply
    449,075,404.80x = 673,613,107.20 × 443,028,787.20
  4. Step 4: Simplify right side
    449,075,404.80x = 298,429,997,924,839,616
  5. Step 5: Solve for x
    x = 298,429,997,924,839,616/449,075,404.80
  6. Step 6: Final answer
    x = 664,543,180.80

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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.