Home / 165,503,110.05-228,385,850.49-91,162,070.22

Finding the Fourth Proportional to 165,503,110.05, 228,385,850.49 and 91,162,070.22

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Solution

The fourth proportional to 165,503,110.05, 228,385,850.49 and 91,162,070.22 is: 125,799,007.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,503,110.05 : 228,385,850.49 = 91,162,070.22 : x
  2. Step 2: Convert to fraction form
    165,503,110.05/228,385,850.49 = 91,162,070.22/x
  3. Step 3: Cross multiply
    165,503,110.05x = 228,385,850.49 × 91,162,070.22
  4. Step 4: Simplify right side
    165,503,110.05x = 20,820,126,939,623,804
  5. Step 5: Solve for x
    x = 20,820,126,939,623,804/165,503,110.05
  6. Step 6: Final answer
    x = 125,799,007.24

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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.