Home / 125,761,299.66-188,659,664.19-43,868,234.57

Finding the Fourth Proportional to 125,761,299.66, 188,659,664.19 and 43,868,234.57

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Solution

The fourth proportional to 125,761,299.66, 188,659,664.19 and 43,868,234.57 is: 65,808,531.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,761,299.66 : 188,659,664.19 = 43,868,234.57 : x
  2. Step 2: Convert to fraction form
    125,761,299.66/188,659,664.19 = 43,868,234.57/x
  3. Step 3: Cross multiply
    125,761,299.66x = 188,659,664.19 × 43,868,234.57
  4. Step 4: Simplify right side
    125,761,299.66x = 8,276,166,401,641,050
  5. Step 5: Solve for x
    x = 8,276,166,401,641,050/125,761,299.66
  6. Step 6: Final answer
    x = 65,808,531.11

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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.