Home / 267,318,959.43-368,977,047.75-161,455,559.31

Finding the Fourth Proportional to 267,318,959.43, 368,977,047.75 and 161,455,559.31

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Solution

The fourth proportional to 267,318,959.43, 368,977,047.75 and 161,455,559.31 is: 222,855,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,318,959.43 : 368,977,047.75 = 161,455,559.31 : x
  2. Step 2: Convert to fraction form
    267,318,959.43/368,977,047.75 = 161,455,559.31/x
  3. Step 3: Cross multiply
    267,318,959.43x = 368,977,047.75 × 161,455,559.31
  4. Step 4: Simplify right side
    267,318,959.43x = 59,573,395,617,028,824
  5. Step 5: Solve for x
    x = 59,573,395,617,028,824/267,318,959.43
  6. Step 6: Final answer
    x = 222,855,108.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.