Home / 167,949,107.40-251,923,661.10-139,251,293.40

Finding the Fourth Proportional to 167,949,107.40, 251,923,661.10 and 139,251,293.40

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Solution

The fourth proportional to 167,949,107.40, 251,923,661.10 and 139,251,293.40 is: 208,876,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,949,107.40 : 251,923,661.10 = 139,251,293.40 : x
  2. Step 2: Convert to fraction form
    167,949,107.40/251,923,661.10 = 139,251,293.40/x
  3. Step 3: Cross multiply
    167,949,107.40x = 251,923,661.10 × 139,251,293.40
  4. Step 4: Simplify right side
    167,949,107.40x = 35,080,695,646,238,268
  5. Step 5: Solve for x
    x = 35,080,695,646,238,268/167,949,107.40
  6. Step 6: Final answer
    x = 208,876,940.10

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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.