Home / 165,445,241.28-228,309,972.48-92,106,389.76

Finding the Fourth Proportional to 165,445,241.28, 228,309,972.48 and 92,106,389.76

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Solution

The fourth proportional to 165,445,241.28, 228,309,972.48 and 92,106,389.76 is: 127,104,334.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,445,241.28 : 228,309,972.48 = 92,106,389.76 : x
  2. Step 2: Convert to fraction form
    165,445,241.28/228,309,972.48 = 92,106,389.76/x
  3. Step 3: Cross multiply
    165,445,241.28x = 228,309,972.48 × 92,106,389.76
  4. Step 4: Simplify right side
    165,445,241.28x = 21,028,807,311,337,756
  5. Step 5: Solve for x
    x = 21,028,807,311,337,756/165,445,241.28
  6. Step 6: Final answer
    x = 127,104,334.63

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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.