Home / 427,374,694.08-641,113,380-150,969,147.84

Finding the Fourth Proportional to 427,374,694.08, 641,113,380 and 150,969,147.84

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Solution

The fourth proportional to 427,374,694.08, 641,113,380 and 150,969,147.84 is: 226,471,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,374,694.08 : 641,113,380 = 150,969,147.84 : x
  2. Step 2: Convert to fraction form
    427,374,694.08/641,113,380 = 150,969,147.84/x
  3. Step 3: Cross multiply
    427,374,694.08x = 641,113,380 × 150,969,147.84
  4. Step 4: Simplify right side
    427,374,694.08x = 96,788,340,647,422,096
  5. Step 5: Solve for x
    x = 96,788,340,647,422,096/427,374,694.08
  6. Step 6: Final answer
    x = 226,471,857.10

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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.