Home / 188,594,468.40-282,324,832.20-111,878,007.60

Finding the Fourth Proportional to 188,594,468.40, 282,324,832.20 and 111,878,007.60

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Solution

The fourth proportional to 188,594,468.40, 282,324,832.20 and 111,878,007.60 is: 167,480,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,594,468.40 : 282,324,832.20 = 111,878,007.60 : x
  2. Step 2: Convert to fraction form
    188,594,468.40/282,324,832.20 = 111,878,007.60/x
  3. Step 3: Cross multiply
    188,594,468.40x = 282,324,832.20 × 111,878,007.60
  4. Step 4: Simplify right side
    188,594,468.40x = 31,585,939,722,540,320
  5. Step 5: Solve for x
    x = 31,585,939,722,540,320/188,594,468.40
  6. Step 6: Final answer
    x = 167,480,732.55

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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.