Home / 199,011,308.48-274,623,540.80-109,699,346.56

Finding the Fourth Proportional to 199,011,308.48, 274,623,540.80 and 109,699,346.56

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Solution

The fourth proportional to 199,011,308.48, 274,623,540.80 and 109,699,346.56 is: 151,378,447.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,011,308.48 : 274,623,540.80 = 109,699,346.56 : x
  2. Step 2: Convert to fraction form
    199,011,308.48/274,623,540.80 = 109,699,346.56/x
  3. Step 3: Cross multiply
    199,011,308.48x = 274,623,540.80 × 109,699,346.56
  4. Step 4: Simplify right side
    199,011,308.48x = 30,126,022,975,753,500
  5. Step 5: Solve for x
    x = 30,126,022,975,753,500/199,011,308.48
  6. Step 6: Final answer
    x = 151,378,447.82

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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.