Home / 580,454,162.38-871,055,827.56-211,958,261.92

Finding the Fourth Proportional to 580,454,162.38, 871,055,827.56 and 211,958,261.92

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Solution

The fourth proportional to 580,454,162.38, 871,055,827.56 and 211,958,261.92 is: 318,074,175.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,454,162.38 : 871,055,827.56 = 211,958,261.92 : x
  2. Step 2: Convert to fraction form
    580,454,162.38/871,055,827.56 = 211,958,261.92/x
  3. Step 3: Cross multiply
    580,454,162.38x = 871,055,827.56 × 211,958,261.92
  4. Step 4: Simplify right side
    580,454,162.38x = 184,627,479,244,904,800
  5. Step 5: Solve for x
    x = 184,627,479,244,904,800/580,454,162.38
  6. Step 6: Final answer
    x = 318,074,175.72

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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.