Home / 206,904,202.88-310,336,152.06-84,089,883.92

Finding the Fourth Proportional to 206,904,202.88, 310,336,152.06 and 84,089,883.92

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Solution

The fourth proportional to 206,904,202.88, 310,336,152.06 and 84,089,883.92 is: 126,126,635.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,904,202.88 : 310,336,152.06 = 84,089,883.92 : x
  2. Step 2: Convert to fraction form
    206,904,202.88/310,336,152.06 = 84,089,883.92/x
  3. Step 3: Cross multiply
    206,904,202.88x = 310,336,152.06 × 84,089,883.92
  4. Step 4: Simplify right side
    206,904,202.88x = 26,096,131,002,904,868
  5. Step 5: Solve for x
    x = 26,096,131,002,904,868/206,904,202.88
  6. Step 6: Final answer
    x = 126,126,635.61

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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.