Home / 732,766,800.60-1,099,150,200.90-324,620,112.60

Finding the Fourth Proportional to 732,766,800.60, 1,099,150,200.90 and 324,620,112.60

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Solution

The fourth proportional to 732,766,800.60, 1,099,150,200.90 and 324,620,112.60 is: 486,930,168.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,766,800.60 : 1,099,150,200.90 = 324,620,112.60 : x
  2. Step 2: Convert to fraction form
    732,766,800.60/1,099,150,200.90 = 324,620,112.60/x
  3. Step 3: Cross multiply
    732,766,800.60x = 1,099,150,200.90 × 324,620,112.60
  4. Step 4: Simplify right side
    732,766,800.60x = 356,806,261,980,470,656
  5. Step 5: Solve for x
    x = 356,806,261,980,470,656/732,766,800.60
  6. Step 6: Final answer
    x = 486,930,168.90

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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.