Home / 379,115,287.92-568,694,976.84-106,507,312.56

Finding the Fourth Proportional to 379,115,287.92, 568,694,976.84 and 106,507,312.56

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Solution

The fourth proportional to 379,115,287.92, 568,694,976.84 and 106,507,312.56 is: 159,767,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,115,287.92 : 568,694,976.84 = 106,507,312.56 : x
  2. Step 2: Convert to fraction form
    379,115,287.92/568,694,976.84 = 106,507,312.56/x
  3. Step 3: Cross multiply
    379,115,287.92x = 568,694,976.84 × 106,507,312.56
  4. Step 4: Simplify right side
    379,115,287.92x = 60,570,173,649,599,848
  5. Step 5: Solve for x
    x = 60,570,173,649,599,848/379,115,287.92
  6. Step 6: Final answer
    x = 159,767,162.07

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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.