Home / 2,152,257,245.80-3,228,385,868.70-1,631,870,218.60

Finding the Fourth Proportional to 2,152,257,245.80, 3,228,385,868.70 and 1,631,870,218.60

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Solution

The fourth proportional to 2,152,257,245.80, 3,228,385,868.70 and 1,631,870,218.60 is: 2,447,805,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,257,245.80 : 3,228,385,868.70 = 1,631,870,218.60 : x
  2. Step 2: Convert to fraction form
    2,152,257,245.80/3,228,385,868.70 = 1,631,870,218.60/x
  3. Step 3: Cross multiply
    2,152,257,245.80x = 3,228,385,868.70 × 1,631,870,218.60
  4. Step 4: Simplify right side
    2,152,257,245.80x = 5,268,306,753,280,619,520
  5. Step 5: Solve for x
    x = 5,268,306,753,280,619,520/2,152,257,245.80
  6. Step 6: Final answer
    x = 2,447,805,327.90

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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.