Home / 84,827,760.80-127,157,660.40-41,661,629.60

Finding the Fourth Proportional to 84,827,760.80, 127,157,660.40 and 41,661,629.60

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Solution

The fourth proportional to 84,827,760.80, 127,157,660.40 and 41,661,629.60 is: 62,451,198.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,827,760.80 : 127,157,660.40 = 41,661,629.60 : x
  2. Step 2: Convert to fraction form
    84,827,760.80/127,157,660.40 = 41,661,629.60/x
  3. Step 3: Cross multiply
    84,827,760.80x = 127,157,660.40 × 41,661,629.60
  4. Step 4: Simplify right side
    84,827,760.80x = 5,297,595,348,387,388
  5. Step 5: Solve for x
    x = 5,297,595,348,387,388/84,827,760.80
  6. Step 6: Final answer
    x = 62,451,198.74

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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.