Home / 165,301,748.96-228,118,512.22-90,970,867.76

Finding the Fourth Proportional to 165,301,748.96, 228,118,512.22 and 90,970,867.76

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Solution

The fourth proportional to 165,301,748.96, 228,118,512.22 and 90,970,867.76 is: 125,540,952.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,301,748.96 : 228,118,512.22 = 90,970,867.76 : x
  2. Step 2: Convert to fraction form
    165,301,748.96/228,118,512.22 = 90,970,867.76/x
  3. Step 3: Cross multiply
    165,301,748.96x = 228,118,512.22 × 90,970,867.76
  4. Step 4: Simplify right side
    165,301,748.96x = 20,752,139,008,773,564
  5. Step 5: Solve for x
    x = 20,752,139,008,773,564/165,301,748.96
  6. Step 6: Final answer
    x = 125,540,952.47

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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.