Home / 394,464,087.96-591,776,832.24-135,645,695.16

Finding the Fourth Proportional to 394,464,087.96, 591,776,832.24 and 135,645,695.16

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Solution

The fourth proportional to 394,464,087.96, 591,776,832.24 and 135,645,695.16 is: 203,496,293.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,464,087.96 : 591,776,832.24 = 135,645,695.16 : x
  2. Step 2: Convert to fraction form
    394,464,087.96/591,776,832.24 = 135,645,695.16/x
  3. Step 3: Cross multiply
    394,464,087.96x = 591,776,832.24 × 135,645,695.16
  4. Step 4: Simplify right side
    394,464,087.96x = 80,271,979,788,777,504
  5. Step 5: Solve for x
    x = 80,271,979,788,777,504/394,464,087.96
  6. Step 6: Final answer
    x = 203,496,293.42

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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.