Home / 109,414,893.70-164,122,340.55-45,581,191.30

Finding the Fourth Proportional to 109,414,893.70, 164,122,340.55 and 45,581,191.30

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Solution

The fourth proportional to 109,414,893.70, 164,122,340.55 and 45,581,191.30 is: 68,371,786.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,414,893.70 : 164,122,340.55 = 45,581,191.30 : x
  2. Step 2: Convert to fraction form
    109,414,893.70/164,122,340.55 = 45,581,191.30/x
  3. Step 3: Cross multiply
    109,414,893.70x = 164,122,340.55 × 45,581,191.30
  4. Step 4: Simplify right side
    109,414,893.70x = 7,480,891,801,213,297
  5. Step 5: Solve for x
    x = 7,480,891,801,213,297/109,414,893.70
  6. Step 6: Final answer
    x = 68,371,786.95

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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.