Home / 109,801,819.72-164,696,928.84-36,015,880.33

Finding the Fourth Proportional to 109,801,819.72, 164,696,928.84 and 36,015,880.33

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Solution

The fourth proportional to 109,801,819.72, 164,696,928.84 and 36,015,880.33 is: 54,021,917.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,801,819.72 : 164,696,928.84 = 36,015,880.33 : x
  2. Step 2: Convert to fraction form
    109,801,819.72/164,696,928.84 = 36,015,880.33/x
  3. Step 3: Cross multiply
    109,801,819.72x = 164,696,928.84 × 36,015,880.33
  4. Step 4: Simplify right side
    109,801,819.72x = 5,931,704,879,819,966
  5. Step 5: Solve for x
    x = 5,931,704,879,819,966/109,801,819.72
  6. Step 6: Final answer
    x = 54,021,917.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.