Home / 197,228,553.80-272,109,309.93-113,595,009.71

Finding the Fourth Proportional to 197,228,553.80, 272,109,309.93 and 113,595,009.71

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Solution

The fourth proportional to 197,228,553.80, 272,109,309.93 and 113,595,009.71 is: 156,723,045.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,228,553.80 : 272,109,309.93 = 113,595,009.71 : x
  2. Step 2: Convert to fraction form
    197,228,553.80/272,109,309.93 = 113,595,009.71/x
  3. Step 3: Cross multiply
    197,228,553.80x = 272,109,309.93 × 113,595,009.71
  4. Step 4: Simplify right side
    197,228,553.80x = 30,910,259,702,319,204
  5. Step 5: Solve for x
    x = 30,910,259,702,319,204/197,228,553.80
  6. Step 6: Final answer
    x = 156,723,045.97

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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.