Home / 261,651,110.28-361,086,234.39-144,184,007.34

Finding the Fourth Proportional to 261,651,110.28, 361,086,234.39 and 144,184,007.34

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Solution

The fourth proportional to 261,651,110.28, 361,086,234.39 and 144,184,007.34 is: 198,978,174.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,651,110.28 : 361,086,234.39 = 144,184,007.34 : x
  2. Step 2: Convert to fraction form
    261,651,110.28/361,086,234.39 = 144,184,007.34/x
  3. Step 3: Cross multiply
    261,651,110.28x = 361,086,234.39 × 144,184,007.34
  4. Step 4: Simplify right side
    261,651,110.28x = 52,062,860,269,660,720
  5. Step 5: Solve for x
    x = 52,062,860,269,660,720/261,651,110.28
  6. Step 6: Final answer
    x = 198,978,174.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.