Home / 5,388,914,720.80-8,083,372,081.20-3,320,971,501.60

Finding the Fourth Proportional to 5,388,914,720.80, 8,083,372,081.20 and 3,320,971,501.60

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Solution

The fourth proportional to 5,388,914,720.80, 8,083,372,081.20 and 3,320,971,501.60 is: 4,981,457,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,914,720.80 : 8,083,372,081.20 = 3,320,971,501.60 : x
  2. Step 2: Convert to fraction form
    5,388,914,720.80/8,083,372,081.20 = 3,320,971,501.60/x
  3. Step 3: Cross multiply
    5,388,914,720.80x = 8,083,372,081.20 × 3,320,971,501.60
  4. Step 4: Simplify right side
    5,388,914,720.80x = 26,844,648,318,494,281,728
  5. Step 5: Solve for x
    x = 26,844,648,318,494,281,728/5,388,914,720.80
  6. Step 6: Final answer
    x = 4,981,457,252.40

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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.