Home / 190,245,866.44-262,540,639.38-103,325,738.44

Finding the Fourth Proportional to 190,245,866.44, 262,540,639.38 and 103,325,738.44

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Solution

The fourth proportional to 190,245,866.44, 262,540,639.38 and 103,325,738.44 is: 142,590,248.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,245,866.44 : 262,540,639.38 = 103,325,738.44 : x
  2. Step 2: Convert to fraction form
    190,245,866.44/262,540,639.38 = 103,325,738.44/x
  3. Step 3: Cross multiply
    190,245,866.44x = 262,540,639.38 × 103,325,738.44
  4. Step 4: Simplify right side
    190,245,866.44x = 27,127,205,434,448,244
  5. Step 5: Solve for x
    x = 27,127,205,434,448,244/190,245,866.44
  6. Step 6: Final answer
    x = 142,590,248.83

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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.