Home / 75,167,694,099.63-103,731,957,481.41-40,873,154,911.55

Finding the Fourth Proportional to 75,167,694,099.63, 103,731,957,481.41 and 40,873,154,911.55

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Solution

The fourth proportional to 75,167,694,099.63, 103,731,957,481.41 and 40,873,154,911.55 is: 56,405,247,203.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,167,694,099.63 : 103,731,957,481.41 = 40,873,154,911.55 : x
  2. Step 2: Convert to fraction form
    75,167,694,099.63/103,731,957,481.41 = 40,873,154,911.55/x
  3. Step 3: Cross multiply
    75,167,694,099.63x = 103,731,957,481.41 × 40,873,154,911.55
  4. Step 4: Simplify right side
    75,167,694,099.63x = 4,239,852,367,415,470,456,832
  5. Step 5: Solve for x
    x = 4,239,852,367,415,470,456,832/75,167,694,099.63
  6. Step 6: Final answer
    x = 56,405,247,203.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.