Home / 205,791,500.80-283,599,796.42-202,008,969.48

Finding the Fourth Proportional to 205,791,500.80, 283,599,796.42 and 202,008,969.48

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Solution

The fourth proportional to 205,791,500.80, 283,599,796.42 and 202,008,969.48 is: 278,387,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,791,500.80 : 283,599,796.42 = 202,008,969.48 : x
  2. Step 2: Convert to fraction form
    205,791,500.80/283,599,796.42 = 202,008,969.48/x
  3. Step 3: Cross multiply
    205,791,500.80x = 283,599,796.42 × 202,008,969.48
  4. Step 4: Simplify right side
    205,791,500.80x = 57,289,702,619,541,992
  5. Step 5: Solve for x
    x = 57,289,702,619,541,992/205,791,500.80
  6. Step 6: Final answer
    x = 278,387,117.04

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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.