Home / 439,832,112.55-659,580,207.22-133,022,256.55

Finding the Fourth Proportional to 439,832,112.55, 659,580,207.22 and 133,022,256.55

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Solution

The fourth proportional to 439,832,112.55, 659,580,207.22 and 133,022,256.55 is: 199,482,586.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,832,112.55 : 659,580,207.22 = 133,022,256.55 : x
  2. Step 2: Convert to fraction form
    439,832,112.55/659,580,207.22 = 133,022,256.55/x
  3. Step 3: Cross multiply
    439,832,112.55x = 659,580,207.22 × 133,022,256.55
  4. Step 4: Simplify right side
    439,832,112.55x = 87,738,847,540,121,008
  5. Step 5: Solve for x
    x = 87,738,847,540,121,008/439,832,112.55
  6. Step 6: Final answer
    x = 199,482,586.73

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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.