Home / 179,538,851.31-268,714,889.55-163,405,299.03

Finding the Fourth Proportional to 179,538,851.31, 268,714,889.55 and 163,405,299.03

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Solution

The fourth proportional to 179,538,851.31, 268,714,889.55 and 163,405,299.03 is: 244,567,883.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,538,851.31 : 268,714,889.55 = 163,405,299.03 : x
  2. Step 2: Convert to fraction form
    179,538,851.31/268,714,889.55 = 163,405,299.03/x
  3. Step 3: Cross multiply
    179,538,851.31x = 268,714,889.55 × 163,405,299.03
  4. Step 4: Simplify right side
    179,538,851.31x = 43,909,436,880,731,176
  5. Step 5: Solve for x
    x = 43,909,436,880,731,176/179,538,851.31
  6. Step 6: Final answer
    x = 244,567,883.55

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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.