Home / 440,375,912.01-660,821,450.83-164,217,910.77

Finding the Fourth Proportional to 440,375,912.01, 660,821,450.83 and 164,217,910.77

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Solution

The fourth proportional to 440,375,912.01, 660,821,450.83 and 164,217,910.77 is: 246,422,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,375,912.01 : 660,821,450.83 = 164,217,910.77 : x
  2. Step 2: Convert to fraction form
    440,375,912.01/660,821,450.83 = 164,217,910.77/x
  3. Step 3: Cross multiply
    440,375,912.01x = 660,821,450.83 × 164,217,910.77
  4. Step 4: Simplify right side
    440,375,912.01x = 108,518,718,047,302,896
  5. Step 5: Solve for x
    x = 108,518,718,047,302,896/440,375,912.01
  6. Step 6: Final answer
    x = 246,422,919.80

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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.