Home / 8,736,792,564.60-13,105,188,846.90-3,214,907,998.20

Finding the Fourth Proportional to 8,736,792,564.60, 13,105,188,846.90 and 3,214,907,998.20

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Solution

The fourth proportional to 8,736,792,564.60, 13,105,188,846.90 and 3,214,907,998.20 is: 4,822,361,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,792,564.60 : 13,105,188,846.90 = 3,214,907,998.20 : x
  2. Step 2: Convert to fraction form
    8,736,792,564.60/13,105,188,846.90 = 3,214,907,998.20/x
  3. Step 3: Cross multiply
    8,736,792,564.60x = 13,105,188,846.90 × 3,214,907,998.20
  4. Step 4: Simplify right side
    8,736,792,564.60x = 42,131,976,441,820,241,920
  5. Step 5: Solve for x
    x = 42,131,976,441,820,241,920/8,736,792,564.60
  6. Step 6: Final answer
    x = 4,822,361,997.30

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Double scale
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Similar ratio
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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.