Home / 231,094,873.82-318,724,973.07-203,157,850.90

Finding the Fourth Proportional to 231,094,873.82, 318,724,973.07 and 203,157,850.90

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Solution

The fourth proportional to 231,094,873.82, 318,724,973.07 and 203,157,850.90 is: 280,194,361.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,094,873.82 : 318,724,973.07 = 203,157,850.90 : x
  2. Step 2: Convert to fraction form
    231,094,873.82/318,724,973.07 = 203,157,850.90/x
  3. Step 3: Cross multiply
    231,094,873.82x = 318,724,973.07 × 203,157,850.90
  4. Step 4: Simplify right side
    231,094,873.82x = 64,751,480,557,061,576
  5. Step 5: Solve for x
    x = 64,751,480,557,061,576/231,094,873.82
  6. Step 6: Final answer
    x = 280,194,361.25

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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.