Home / 728,066,230.80-1,092,099,346.20-267,909,183.60

Finding the Fourth Proportional to 728,066,230.80, 1,092,099,346.20 and 267,909,183.60

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Solution

The fourth proportional to 728,066,230.80, 1,092,099,346.20 and 267,909,183.60 is: 401,863,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,066,230.80 : 1,092,099,346.20 = 267,909,183.60 : x
  2. Step 2: Convert to fraction form
    728,066,230.80/1,092,099,346.20 = 267,909,183.60/x
  3. Step 3: Cross multiply
    728,066,230.80x = 1,092,099,346.20 × 267,909,183.60
  4. Step 4: Simplify right side
    728,066,230.80x = 292,583,444,250,535,744
  5. Step 5: Solve for x
    x = 292,583,444,250,535,744/728,066,230.80
  6. Step 6: Final answer
    x = 401,863,775.40

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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.