Home / 300,011,804,620.82-414,016,596,786.21-162,834,659,135.57

Finding the Fourth Proportional to 300,011,804,620.82, 414,016,596,786.21 and 162,834,659,135.57

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Solution

The fourth proportional to 300,011,804,620.82, 414,016,596,786.21 and 162,834,659,135.57 is: 224,711,995,914.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,011,804,620.82 : 414,016,596,786.21 = 162,834,659,135.57 : x
  2. Step 2: Convert to fraction form
    300,011,804,620.82/414,016,596,786.21 = 162,834,659,135.57/x
  3. Step 3: Cross multiply
    300,011,804,620.82x = 414,016,596,786.21 × 162,834,659,135.57
  4. Step 4: Simplify right side
    300,011,804,620.82x = 67,416,251,414,151,239,303,168
  5. Step 5: Solve for x
    x = 67,416,251,414,151,239,303,168/300,011,804,620.82
  6. Step 6: Final answer
    x = 224,711,995,914.15

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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.