Home / 299,395,764.91-449,109,507.56-92,276,433.60

Finding the Fourth Proportional to 299,395,764.91, 449,109,507.56 and 92,276,433.60

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Solution

The fourth proportional to 299,395,764.91, 449,109,507.56 and 92,276,433.60 is: 138,419,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,395,764.91 : 449,109,507.56 = 92,276,433.60 : x
  2. Step 2: Convert to fraction form
    299,395,764.91/449,109,507.56 = 92,276,433.60/x
  3. Step 3: Cross multiply
    299,395,764.91x = 449,109,507.56 × 92,276,433.60
  4. Step 4: Simplify right side
    299,395,764.91x = 41,442,223,655,230,416
  5. Step 5: Solve for x
    x = 41,442,223,655,230,416/299,395,764.91
  6. Step 6: Final answer
    x = 138,419,538.66

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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.