Home / 146,949,763.25-202,790,614.48-80,870,261.33

Finding the Fourth Proportional to 146,949,763.25, 202,790,614.48 and 80,870,261.33

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Solution

The fourth proportional to 146,949,763.25, 202,790,614.48 and 80,870,261.33 is: 111,600,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,949,763.25 : 202,790,614.48 = 80,870,261.33 : x
  2. Step 2: Convert to fraction form
    146,949,763.25/202,790,614.48 = 80,870,261.33/x
  3. Step 3: Cross multiply
    146,949,763.25x = 202,790,614.48 × 80,870,261.33
  4. Step 4: Simplify right side
    146,949,763.25x = 16,399,729,987,052,754
  5. Step 5: Solve for x
    x = 16,399,729,987,052,754/146,949,763.25
  6. Step 6: Final answer
    x = 111,600,928.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.