Home / 185,455,777.14-255,940,890.21-107,142,631.38

Finding the Fourth Proportional to 185,455,777.14, 255,940,890.21 and 107,142,631.38

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Solution

The fourth proportional to 185,455,777.14, 255,940,890.21 and 107,142,631.38 is: 147,863,716.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,455,777.14 : 255,940,890.21 = 107,142,631.38 : x
  2. Step 2: Convert to fraction form
    185,455,777.14/255,940,890.21 = 107,142,631.38/x
  3. Step 3: Cross multiply
    185,455,777.14x = 255,940,890.21 × 107,142,631.38
  4. Step 4: Simplify right side
    185,455,777.14x = 27,422,180,454,839,080
  5. Step 5: Solve for x
    x = 27,422,180,454,839,080/185,455,777.14
  6. Step 6: Final answer
    x = 147,863,716.50

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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.