Home / 729,086,609.18-1,093,632,751.09-176,388,150.72

Finding the Fourth Proportional to 729,086,609.18, 1,093,632,751.09 and 176,388,150.72

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Solution

The fourth proportional to 729,086,609.18, 1,093,632,751.09 and 176,388,150.72 is: 264,582,912.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,086,609.18 : 1,093,632,751.09 = 176,388,150.72 : x
  2. Step 2: Convert to fraction form
    729,086,609.18/1,093,632,751.09 = 176,388,150.72/x
  3. Step 3: Cross multiply
    729,086,609.18x = 1,093,632,751.09 × 176,388,150.72
  4. Step 4: Simplify right side
    729,086,609.18x = 192,903,858,531,591,136
  5. Step 5: Solve for x
    x = 192,903,858,531,591,136/729,086,609.18
  6. Step 6: Final answer
    x = 264,582,912.51

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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.