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Finding the Fourth Proportional to 3,867,774,436.80, 5,801,661,655.20 and 3,867,774,436.80

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Solution

The fourth proportional to 3,867,774,436.80, 5,801,661,655.20 and 3,867,774,436.80 is: 5,801,661,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,774,436.80 : 5,801,661,655.20 = 3,867,774,436.80 : x
  2. Step 2: Convert to fraction form
    3,867,774,436.80/5,801,661,655.20 = 3,867,774,436.80/x
  3. Step 3: Cross multiply
    3,867,774,436.80x = 5,801,661,655.20 × 3,867,774,436.80
  4. Step 4: Simplify right side
    3,867,774,436.80x = 22,439,518,640,945,336,320
  5. Step 5: Solve for x
    x = 22,439,518,640,945,336,320/3,867,774,436.80
  6. Step 6: Final answer
    x = 5,801,661,655.20

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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.