Home / 147,476,358.80-203,517,786.03-80,495,921.73

Finding the Fourth Proportional to 147,476,358.80, 203,517,786.03 and 80,495,921.73

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Solution

The fourth proportional to 147,476,358.80, 203,517,786.03 and 80,495,921.73 is: 111,084,596.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,476,358.80 : 203,517,786.03 = 80,495,921.73 : x
  2. Step 2: Convert to fraction form
    147,476,358.80/203,517,786.03 = 80,495,921.73/x
  3. Step 3: Cross multiply
    147,476,358.80x = 203,517,786.03 × 80,495,921.73
  4. Step 4: Simplify right side
    147,476,358.80x = 16,382,351,774,626,214
  5. Step 5: Solve for x
    x = 16,382,351,774,626,214/147,476,358.80
  6. Step 6: Final answer
    x = 111,084,596.25

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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.