Home / 303,493,789.66-455,241,865.47-73,462,505.26

Finding the Fourth Proportional to 303,493,789.66, 455,241,865.47 and 73,462,505.26

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Solution

The fourth proportional to 303,493,789.66, 455,241,865.47 and 73,462,505.26 is: 110,194,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,493,789.66 : 455,241,865.47 = 73,462,505.26 : x
  2. Step 2: Convert to fraction form
    303,493,789.66/455,241,865.47 = 73,462,505.26/x
  3. Step 3: Cross multiply
    303,493,789.66x = 455,241,865.47 × 73,462,505.26
  4. Step 4: Simplify right side
    303,493,789.66x = 33,443,207,936,662,092
  5. Step 5: Solve for x
    x = 33,443,207,936,662,092/303,493,789.66
  6. Step 6: Final answer
    x = 110,194,043.75

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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.