Home / 449,074,257.30-673,709,363.55-255,078,609.30

Finding the Fourth Proportional to 449,074,257.30, 673,709,363.55 and 255,078,609.30

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Solution

The fourth proportional to 449,074,257.30, 673,709,363.55 and 255,078,609.30 is: 382,673,566.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,074,257.30 : 673,709,363.55 = 255,078,609.30 : x
  2. Step 2: Convert to fraction form
    449,074,257.30/673,709,363.55 = 255,078,609.30/x
  3. Step 3: Cross multiply
    449,074,257.30x = 673,709,363.55 × 255,078,609.30
  4. Step 4: Simplify right side
    449,074,257.30x = 171,848,847,526,722,112
  5. Step 5: Solve for x
    x = 171,848,847,526,722,112/449,074,257.30
  6. Step 6: Final answer
    x = 382,673,566.19

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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.