Home / 179,183,857.60-268,775,786.40-71,555,723.20

Finding the Fourth Proportional to 179,183,857.60, 268,775,786.40 and 71,555,723.20

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Solution

The fourth proportional to 179,183,857.60, 268,775,786.40 and 71,555,723.20 is: 107,333,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,183,857.60 : 268,775,786.40 = 71,555,723.20 : x
  2. Step 2: Convert to fraction form
    179,183,857.60/268,775,786.40 = 71,555,723.20/x
  3. Step 3: Cross multiply
    179,183,857.60x = 268,775,786.40 × 71,555,723.20
  4. Step 4: Simplify right side
    179,183,857.60x = 19,232,445,774,500,724
  5. Step 5: Solve for x
    x = 19,232,445,774,500,724/179,183,857.60
  6. Step 6: Final answer
    x = 107,333,584.80

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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.