Home / 270,401,635.53-405,545,695.52-76,267,650.96

Finding the Fourth Proportional to 270,401,635.53, 405,545,695.52 and 76,267,650.96

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Solution

The fourth proportional to 270,401,635.53, 405,545,695.52 and 76,267,650.96 is: 114,385,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,401,635.53 : 405,545,695.52 = 76,267,650.96 : x
  2. Step 2: Convert to fraction form
    270,401,635.53/405,545,695.52 = 76,267,650.96/x
  3. Step 3: Cross multiply
    270,401,635.53x = 405,545,695.52 × 76,267,650.96
  4. Step 4: Simplify right side
    270,401,635.53x = 30,930,017,553,868,452
  5. Step 5: Solve for x
    x = 30,930,017,553,868,452/270,401,635.53
  6. Step 6: Final answer
    x = 114,385,467.73

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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.