Home / 230,167,814.93-345,469,995.06-142,464,035.61

Finding the Fourth Proportional to 230,167,814.93, 345,469,995.06 and 142,464,035.61

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Solution

The fourth proportional to 230,167,814.93, 345,469,995.06 and 142,464,035.61 is: 213,831,154.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,167,814.93 : 345,469,995.06 = 142,464,035.61 : x
  2. Step 2: Convert to fraction form
    230,167,814.93/345,469,995.06 = 142,464,035.61/x
  3. Step 3: Cross multiply
    230,167,814.93x = 345,469,995.06 × 142,464,035.61
  4. Step 4: Simplify right side
    230,167,814.93x = 49,217,049,678,414,368
  5. Step 5: Solve for x
    x = 49,217,049,678,414,368/230,167,814.93
  6. Step 6: Final answer
    x = 213,831,154.87

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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.