Home / 147,168,112.20-220,752,168.30-44,918,863.80

Finding the Fourth Proportional to 147,168,112.20, 220,752,168.30 and 44,918,863.80

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Solution

The fourth proportional to 147,168,112.20, 220,752,168.30 and 44,918,863.80 is: 67,378,295.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,168,112.20 : 220,752,168.30 = 44,918,863.80 : x
  2. Step 2: Convert to fraction form
    147,168,112.20/220,752,168.30 = 44,918,863.80/x
  3. Step 3: Cross multiply
    147,168,112.20x = 220,752,168.30 × 44,918,863.80
  4. Step 4: Simplify right side
    147,168,112.20x = 9,915,936,581,422,378
  5. Step 5: Solve for x
    x = 9,915,936,581,422,378/147,168,112.20
  6. Step 6: Final answer
    x = 67,378,295.70

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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.