Home / 165,590,093.14-228,515,839.81-91,253,320.86

Finding the Fourth Proportional to 165,590,093.14, 228,515,839.81 and 91,253,320.86

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Solution

The fourth proportional to 165,590,093.14, 228,515,839.81 and 91,253,320.86 is: 125,930,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,590,093.14 : 228,515,839.81 = 91,253,320.86 : x
  2. Step 2: Convert to fraction form
    165,590,093.14/228,515,839.81 = 91,253,320.86/x
  3. Step 3: Cross multiply
    165,590,093.14x = 228,515,839.81 × 91,253,320.86
  4. Step 4: Simplify right side
    165,590,093.14x = 20,852,829,251,117,692
  5. Step 5: Solve for x
    x = 20,852,829,251,117,692/165,590,093.14
  6. Step 6: Final answer
    x = 125,930,415.62

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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.