Home / 165,842,463.42-228,869,520.84-91,507,845.49

Finding the Fourth Proportional to 165,842,463.42, 228,869,520.84 and 91,507,845.49

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Solution

The fourth proportional to 165,842,463.42, 228,869,520.84 and 91,507,845.49 is: 126,284,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,842,463.42 : 228,869,520.84 = 91,507,845.49 : x
  2. Step 2: Convert to fraction form
    165,842,463.42/228,869,520.84 = 91,507,845.49/x
  3. Step 3: Cross multiply
    165,842,463.42x = 228,869,520.84 × 91,507,845.49
  4. Step 4: Simplify right side
    165,842,463.42x = 20,943,356,749,824,880
  5. Step 5: Solve for x
    x = 20,943,356,749,824,880/165,842,463.42
  6. Step 6: Final answer
    x = 126,284,645.79

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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.