Home / 174,073,978.82-261,112,788.70-51,254,621.66

Finding the Fourth Proportional to 174,073,978.82, 261,112,788.70 and 51,254,621.66

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Solution

The fourth proportional to 174,073,978.82, 261,112,788.70 and 51,254,621.66 is: 76,882,468.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,073,978.82 : 261,112,788.70 = 51,254,621.66 : x
  2. Step 2: Convert to fraction form
    174,073,978.82/261,112,788.70 = 51,254,621.66/x
  3. Step 3: Cross multiply
    174,073,978.82x = 261,112,788.70 × 51,254,621.66
  4. Step 4: Simplify right side
    174,073,978.82x = 13,383,237,195,406,022
  5. Step 5: Solve for x
    x = 13,383,237,195,406,022/174,073,978.82
  6. Step 6: Final answer
    x = 76,882,468.51

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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.