Home / 156,469,294.53-234,608,282.40-74,613,208.77

Finding the Fourth Proportional to 156,469,294.53, 234,608,282.40 and 74,613,208.77

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Solution

The fourth proportional to 156,469,294.53, 234,608,282.40 and 74,613,208.77 is: 111,874,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,469,294.53 : 234,608,282.40 = 74,613,208.77 : x
  2. Step 2: Convert to fraction form
    156,469,294.53/234,608,282.40 = 74,613,208.77/x
  3. Step 3: Cross multiply
    156,469,294.53x = 234,608,282.40 × 74,613,208.77
  4. Step 4: Simplify right side
    156,469,294.53x = 17,504,876,753,882,316
  5. Step 5: Solve for x
    x = 17,504,876,753,882,316/156,469,294.53
  6. Step 6: Final answer
    x = 111,874,197.47

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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.