Home / 447,245,751.90-670,941,358.56-132,143,754.18

Finding the Fourth Proportional to 447,245,751.90, 670,941,358.56 and 132,143,754.18

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Solution

The fourth proportional to 447,245,751.90, 670,941,358.56 and 132,143,754.18 is: 198,237,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,245,751.90 : 670,941,358.56 = 132,143,754.18 : x
  2. Step 2: Convert to fraction form
    447,245,751.90/670,941,358.56 = 132,143,754.18/x
  3. Step 3: Cross multiply
    447,245,751.90x = 670,941,358.56 × 132,143,754.18
  4. Step 4: Simplify right side
    447,245,751.90x = 88,660,709,954,747,872
  5. Step 5: Solve for x
    x = 88,660,709,954,747,872/447,245,751.90
  6. Step 6: Final answer
    x = 198,237,120.37

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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.