Home / 202,682,318.66-279,694,106.40-109,860,833.60

Finding the Fourth Proportional to 202,682,318.66, 279,694,106.40 and 109,860,833.60

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Solution

The fourth proportional to 202,682,318.66, 279,694,106.40 and 109,860,833.60 is: 151,603,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,682,318.66 : 279,694,106.40 = 109,860,833.60 : x
  2. Step 2: Convert to fraction form
    202,682,318.66/279,694,106.40 = 109,860,833.60/x
  3. Step 3: Cross multiply
    202,682,318.66x = 279,694,106.40 × 109,860,833.60
  4. Step 4: Simplify right side
    202,682,318.66x = 30,727,427,682,111,092
  5. Step 5: Solve for x
    x = 30,727,427,682,111,092/202,682,318.66
  6. Step 6: Final answer
    x = 151,603,888.71

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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.