Home / 101,790,622.20-152,691,838.20-29,012,729.70

Finding the Fourth Proportional to 101,790,622.20, 152,691,838.20 and 29,012,729.70

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Solution

The fourth proportional to 101,790,622.20, 152,691,838.20 and 29,012,729.70 is: 43,520,777.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,790,622.20 : 152,691,838.20 = 29,012,729.70 : x
  2. Step 2: Convert to fraction form
    101,790,622.20/152,691,838.20 = 29,012,729.70/x
  3. Step 3: Cross multiply
    101,790,622.20x = 152,691,838.20 × 29,012,729.70
  4. Step 4: Simplify right side
    101,790,622.20x = 4,430,007,029,092,734
  5. Step 5: Solve for x
    x = 4,430,007,029,092,734/101,790,622.20
  6. Step 6: Final answer
    x = 43,520,777.59

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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.