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Finding the Fourth Proportional to 3,551,340,650.80, 5,327,010,976.20 and 3,551,340,650.80

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Solution

The fourth proportional to 3,551,340,650.80, 5,327,010,976.20 and 3,551,340,650.80 is: 5,327,010,976.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,340,650.80 : 5,327,010,976.20 = 3,551,340,650.80 : x
  2. Step 2: Convert to fraction form
    3,551,340,650.80/5,327,010,976.20 = 3,551,340,650.80/x
  3. Step 3: Cross multiply
    3,551,340,650.80x = 5,327,010,976.20 × 3,551,340,650.80
  4. Step 4: Simplify right side
    3,551,340,650.80x = 18,918,030,627,036,852,224
  5. Step 5: Solve for x
    x = 18,918,030,627,036,852,224/3,551,340,650.80
  6. Step 6: Final answer
    x = 5,327,010,976.20

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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.