Home / 4,723,938,443.20-7,085,907,664.80-3,499,498,379.20

Finding the Fourth Proportional to 4,723,938,443.20, 7,085,907,664.80 and 3,499,498,379.20

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Solution

The fourth proportional to 4,723,938,443.20, 7,085,907,664.80 and 3,499,498,379.20 is: 5,249,247,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,723,938,443.20 : 7,085,907,664.80 = 3,499,498,379.20 : x
  2. Step 2: Convert to fraction form
    4,723,938,443.20/7,085,907,664.80 = 3,499,498,379.20/x
  3. Step 3: Cross multiply
    4,723,938,443.20x = 7,085,907,664.80 × 3,499,498,379.20
  4. Step 4: Simplify right side
    4,723,938,443.20x = 24,797,122,388,128,456,704
  5. Step 5: Solve for x
    x = 24,797,122,388,128,456,704/4,723,938,443.20
  6. Step 6: Final answer
    x = 5,249,247,568.80

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Double scale
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Similar ratio
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1.5x scale

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.