Home / 323,321,619.20-485,146,243.20-141,570,579.20

Finding the Fourth Proportional to 323,321,619.20, 485,146,243.20 and 141,570,579.20

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Solution

The fourth proportional to 323,321,619.20, 485,146,243.20 and 141,570,579.20 is: 212,427,597.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,321,619.20 : 485,146,243.20 = 141,570,579.20 : x
  2. Step 2: Convert to fraction form
    323,321,619.20/485,146,243.20 = 141,570,579.20/x
  3. Step 3: Cross multiply
    323,321,619.20x = 485,146,243.20 × 141,570,579.20
  4. Step 4: Simplify right side
    323,321,619.20x = 68,682,434,646,528,056
  5. Step 5: Solve for x
    x = 68,682,434,646,528,056/323,321,619.20
  6. Step 6: Final answer
    x = 212,427,597.07

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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.