Home / 2,270,591,998.80-3,405,887,998.20-634,813,976.40

Finding the Fourth Proportional to 2,270,591,998.80, 3,405,887,998.20 and 634,813,976.40

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Solution

The fourth proportional to 2,270,591,998.80, 3,405,887,998.20 and 634,813,976.40 is: 952,220,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,270,591,998.80 : 3,405,887,998.20 = 634,813,976.40 : x
  2. Step 2: Convert to fraction form
    2,270,591,998.80/3,405,887,998.20 = 634,813,976.40/x
  3. Step 3: Cross multiply
    2,270,591,998.80x = 3,405,887,998.20 × 634,813,976.40
  4. Step 4: Simplify right side
    2,270,591,998.80x = 2,162,105,303,310,377,728
  5. Step 5: Solve for x
    x = 2,162,105,303,310,377,728/2,270,591,998.80
  6. Step 6: Final answer
    x = 952,220,964.60

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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.