Home / 106,179,067.20-146,448,880.56-80,074,685.28

Finding the Fourth Proportional to 106,179,067.20, 146,448,880.56 and 80,074,685.28

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Solution

The fourth proportional to 106,179,067.20, 146,448,880.56 and 80,074,685.28 is: 110,444,067.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,179,067.20 : 146,448,880.56 = 80,074,685.28 : x
  2. Step 2: Convert to fraction form
    106,179,067.20/146,448,880.56 = 80,074,685.28/x
  3. Step 3: Cross multiply
    106,179,067.20x = 146,448,880.56 × 80,074,685.28
  4. Step 4: Simplify right side
    106,179,067.20x = 11,726,848,020,450,310
  5. Step 5: Solve for x
    x = 11,726,848,020,450,310/106,179,067.20
  6. Step 6: Final answer
    x = 110,444,067.08

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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.