Home / 454,026,819.96-681,040,238.94-108,980,447.04

Finding the Fourth Proportional to 454,026,819.96, 681,040,238.94 and 108,980,447.04

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Solution

The fourth proportional to 454,026,819.96, 681,040,238.94 and 108,980,447.04 is: 163,470,672.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,026,819.96 : 681,040,238.94 = 108,980,447.04 : x
  2. Step 2: Convert to fraction form
    454,026,819.96/681,040,238.94 = 108,980,447.04/x
  3. Step 3: Cross multiply
    454,026,819.96x = 681,040,238.94 × 108,980,447.04
  4. Step 4: Simplify right side
    454,026,819.96x = 74,220,069,691,909,632
  5. Step 5: Solve for x
    x = 74,220,069,691,909,632/454,026,819.96
  6. Step 6: Final answer
    x = 163,470,672.72

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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.