Home / 116,516,900.82-174,798,375.08-42,741,365.73

Finding the Fourth Proportional to 116,516,900.82, 174,798,375.08 and 42,741,365.73

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Solution

The fourth proportional to 116,516,900.82, 174,798,375.08 and 42,741,365.73 is: 64,120,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,516,900.82 : 174,798,375.08 = 42,741,365.73 : x
  2. Step 2: Convert to fraction form
    116,516,900.82/174,798,375.08 = 42,741,365.73/x
  3. Step 3: Cross multiply
    116,516,900.82x = 174,798,375.08 × 42,741,365.73
  4. Step 4: Simplify right side
    116,516,900.82x = 7,471,121,277,781,857
  5. Step 5: Solve for x
    x = 7,471,121,277,781,857/116,516,900.82
  6. Step 6: Final answer
    x = 64,120,494.33

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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.