Home / 440,941,561.04-661,414,074.75-178,631,066.96

Finding the Fourth Proportional to 440,941,561.04, 661,414,074.75 and 178,631,066.96

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Solution

The fourth proportional to 440,941,561.04, 661,414,074.75 and 178,631,066.96 is: 267,947,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,941,561.04 : 661,414,074.75 = 178,631,066.96 : x
  2. Step 2: Convert to fraction form
    440,941,561.04/661,414,074.75 = 178,631,066.96/x
  3. Step 3: Cross multiply
    440,941,561.04x = 661,414,074.75 × 178,631,066.96
  4. Step 4: Simplify right side
    440,941,561.04x = 118,149,101,874,953,696
  5. Step 5: Solve for x
    x = 118,149,101,874,953,696/440,941,561.04
  6. Step 6: Final answer
    x = 267,947,302.58

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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.