Home / 199,179,008.52-274,868,229.78-111,078,567.96

Finding the Fourth Proportional to 199,179,008.52, 274,868,229.78 and 111,078,567.96

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Solution

The fourth proportional to 199,179,008.52, 274,868,229.78 and 111,078,567.96 is: 153,289,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,179,008.52 : 274,868,229.78 = 111,078,567.96 : x
  2. Step 2: Convert to fraction form
    199,179,008.52/274,868,229.78 = 111,078,567.96/x
  3. Step 3: Cross multiply
    199,179,008.52x = 274,868,229.78 × 111,078,567.96
  4. Step 4: Simplify right side
    199,179,008.52x = 30,531,969,341,662,620
  5. Step 5: Solve for x
    x = 30,531,969,341,662,620/199,179,008.52
  6. Step 6: Final answer
    x = 153,289,091.90

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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.