Home / 2,212,697,352.60-3,318,969,265.20-554,619,147.30

Finding the Fourth Proportional to 2,212,697,352.60, 3,318,969,265.20 and 554,619,147.30

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Solution

The fourth proportional to 2,212,697,352.60, 3,318,969,265.20 and 554,619,147.30 is: 831,909,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212,697,352.60 : 3,318,969,265.20 = 554,619,147.30 : x
  2. Step 2: Convert to fraction form
    2,212,697,352.60/3,318,969,265.20 = 554,619,147.30/x
  3. Step 3: Cross multiply
    2,212,697,352.60x = 3,318,969,265.20 × 554,619,147.30
  4. Step 4: Simplify right side
    2,212,697,352.60x = 1,840,763,903,780,131,328
  5. Step 5: Solve for x
    x = 1,840,763,903,780,131,328/2,212,697,352.60
  6. Step 6: Final answer
    x = 831,909,479.90

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Double scale
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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.