Home / 440,941,558.54-661,414,071-178,631,064.46

Finding the Fourth Proportional to 440,941,558.54, 661,414,071 and 178,631,064.46

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Solution

The fourth proportional to 440,941,558.54, 661,414,071 and 178,631,064.46 is: 267,947,298.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,941,558.54 : 661,414,071 = 178,631,064.46 : x
  2. Step 2: Convert to fraction form
    440,941,558.54/661,414,071 = 178,631,064.46/x
  3. Step 3: Cross multiply
    440,941,558.54x = 661,414,071 × 178,631,064.46
  4. Step 4: Simplify right side
    440,941,558.54x = 118,149,099,551,552,016
  5. Step 5: Solve for x
    x = 118,149,099,551,552,016/440,941,558.54
  6. Step 6: Final answer
    x = 267,947,298.83

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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.