Home / 440,941,557.54-661,414,069.50-178,631,063.46

Finding the Fourth Proportional to 440,941,557.54, 661,414,069.50 and 178,631,063.46

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Solution

The fourth proportional to 440,941,557.54, 661,414,069.50 and 178,631,063.46 is: 267,947,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,941,557.54 : 661,414,069.50 = 178,631,063.46 : x
  2. Step 2: Convert to fraction form
    440,941,557.54/661,414,069.50 = 178,631,063.46/x
  3. Step 3: Cross multiply
    440,941,557.54x = 661,414,069.50 × 178,631,063.46
  4. Step 4: Simplify right side
    440,941,557.54x = 118,149,098,622,191,360
  5. Step 5: Solve for x
    x = 118,149,098,622,191,360/440,941,557.54
  6. Step 6: Final answer
    x = 267,947,297.33

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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.