Home / 300,223,040.36-450,625,053.84-144,886,198.76

Finding the Fourth Proportional to 300,223,040.36, 450,625,053.84 and 144,886,198.76

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Solution

The fourth proportional to 300,223,040.36, 450,625,053.84 and 144,886,198.76 is: 217,469,488.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,223,040.36 : 450,625,053.84 = 144,886,198.76 : x
  2. Step 2: Convert to fraction form
    300,223,040.36/450,625,053.84 = 144,886,198.76/x
  3. Step 3: Cross multiply
    300,223,040.36x = 450,625,053.84 × 144,886,198.76
  4. Step 4: Simplify right side
    300,223,040.36x = 65,289,351,116,897,936
  5. Step 5: Solve for x
    x = 65,289,351,116,897,936/300,223,040.36
  6. Step 6: Final answer
    x = 217,469,488.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.