Home / 267,066,742.80-400,600,114.20-248,360,019.60

Finding the Fourth Proportional to 267,066,742.80, 400,600,114.20 and 248,360,019.60

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Solution

The fourth proportional to 267,066,742.80, 400,600,114.20 and 248,360,019.60 is: 372,540,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,066,742.80 : 400,600,114.20 = 248,360,019.60 : x
  2. Step 2: Convert to fraction form
    267,066,742.80/400,600,114.20 = 248,360,019.60/x
  3. Step 3: Cross multiply
    267,066,742.80x = 400,600,114.20 × 248,360,019.60
  4. Step 4: Simplify right side
    267,066,742.80x = 99,493,052,214,474,240
  5. Step 5: Solve for x
    x = 99,493,052,214,474,240/267,066,742.80
  6. Step 6: Final answer
    x = 372,540,029.40

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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.