Home / 669,738,469.23-1,004,605,452.86-171,748,432.89

Finding the Fourth Proportional to 669,738,469.23, 1,004,605,452.86 and 171,748,432.89

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Solution

The fourth proportional to 669,738,469.23, 1,004,605,452.86 and 171,748,432.89 is: 257,622,072.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,738,469.23 : 1,004,605,452.86 = 171,748,432.89 : x
  2. Step 2: Convert to fraction form
    669,738,469.23/1,004,605,452.86 = 171,748,432.89/x
  3. Step 3: Cross multiply
    669,738,469.23x = 1,004,605,452.86 × 171,748,432.89
  4. Step 4: Simplify right side
    669,738,469.23x = 172,539,412,200,595,008
  5. Step 5: Solve for x
    x = 172,539,412,200,595,008/669,738,469.23
  6. Step 6: Final answer
    x = 257,622,072.09

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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.