Home / 173,817,819.40-260,726,729.10-145,757,734.60

Finding the Fourth Proportional to 173,817,819.40, 260,726,729.10 and 145,757,734.60

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Solution

The fourth proportional to 173,817,819.40, 260,726,729.10 and 145,757,734.60 is: 218,636,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,817,819.40 : 260,726,729.10 = 145,757,734.60 : x
  2. Step 2: Convert to fraction form
    173,817,819.40/260,726,729.10 = 145,757,734.60/x
  3. Step 3: Cross multiply
    173,817,819.40x = 260,726,729.10 × 145,757,734.60
  4. Step 4: Simplify right side
    173,817,819.40x = 38,002,937,383,283,896
  5. Step 5: Solve for x
    x = 38,002,937,383,283,896/173,817,819.40
  6. Step 6: Final answer
    x = 218,636,601.90

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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.