Home / 165,503,117.06-228,385,860.14-91,162,077.22

Finding the Fourth Proportional to 165,503,117.06, 228,385,860.14 and 91,162,077.22

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Solution

The fourth proportional to 165,503,117.06, 228,385,860.14 and 91,162,077.22 is: 125,799,016.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,503,117.06 : 228,385,860.14 = 91,162,077.22 : x
  2. Step 2: Convert to fraction form
    165,503,117.06/228,385,860.14 = 91,162,077.22/x
  3. Step 3: Cross multiply
    165,503,117.06x = 228,385,860.14 × 91,162,077.22
  4. Step 4: Simplify right side
    165,503,117.06x = 20,820,129,418,038,800
  5. Step 5: Solve for x
    x = 20,820,129,418,038,800/165,503,117.06
  6. Step 6: Final answer
    x = 125,799,016.89

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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.