Home / 230,167,815.18-345,469,995.44-142,464,035.86

Finding the Fourth Proportional to 230,167,815.18, 345,469,995.44 and 142,464,035.86

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Solution

The fourth proportional to 230,167,815.18, 345,469,995.44 and 142,464,035.86 is: 213,831,155.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,167,815.18 : 345,469,995.44 = 142,464,035.86 : x
  2. Step 2: Convert to fraction form
    230,167,815.18/345,469,995.44 = 142,464,035.86/x
  3. Step 3: Cross multiply
    230,167,815.18x = 345,469,995.44 × 142,464,035.86
  4. Step 4: Simplify right side
    230,167,815.18x = 49,217,049,818,205,880
  5. Step 5: Solve for x
    x = 49,217,049,818,205,880/230,167,815.18
  6. Step 6: Final answer
    x = 213,831,155.24

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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.