Home / 3,012,086,015.60-4,518,129,023.40-2,133,932,907.20

Finding the Fourth Proportional to 3,012,086,015.60, 4,518,129,023.40 and 2,133,932,907.20

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Solution

The fourth proportional to 3,012,086,015.60, 4,518,129,023.40 and 2,133,932,907.20 is: 3,200,899,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012,086,015.60 : 4,518,129,023.40 = 2,133,932,907.20 : x
  2. Step 2: Convert to fraction form
    3,012,086,015.60/4,518,129,023.40 = 2,133,932,907.20/x
  3. Step 3: Cross multiply
    3,012,086,015.60x = 4,518,129,023.40 × 2,133,932,907.20
  4. Step 4: Simplify right side
    3,012,086,015.60x = 9,641,384,202,008,657,920
  5. Step 5: Solve for x
    x = 9,641,384,202,008,657,920/3,012,086,015.60
  6. Step 6: Final answer
    x = 3,200,899,360.80

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Double scale
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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.