Home / 165,503,003.58-228,385,703.88-91,161,963.72

Finding the Fourth Proportional to 165,503,003.58, 228,385,703.88 and 91,161,963.72

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Solution

The fourth proportional to 165,503,003.58, 228,385,703.88 and 91,161,963.72 is: 125,798,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,503,003.58 : 228,385,703.88 = 91,161,963.72 : x
  2. Step 2: Convert to fraction form
    165,503,003.58/228,385,703.88 = 91,161,963.72/x
  3. Step 3: Cross multiply
    165,503,003.58x = 228,385,703.88 × 91,161,963.72
  4. Step 4: Simplify right side
    165,503,003.58x = 20,820,089,251,275,224
  5. Step 5: Solve for x
    x = 20,820,089,251,275,224/165,503,003.58
  6. Step 6: Final answer
    x = 125,798,860.45

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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.