Home / 442,933,333.44-611,159,349.60-247,332,949.44

Finding the Fourth Proportional to 442,933,333.44, 611,159,349.60 and 247,332,949.44

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Solution

The fourth proportional to 442,933,333.44, 611,159,349.60 and 247,332,949.44 is: 341,269,967.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,933,333.44 : 611,159,349.60 = 247,332,949.44 : x
  2. Step 2: Convert to fraction form
    442,933,333.44/611,159,349.60 = 247,332,949.44/x
  3. Step 3: Cross multiply
    442,933,333.44x = 611,159,349.60 × 247,332,949.44
  4. Step 4: Simplify right side
    442,933,333.44x = 151,159,844,514,400,096
  5. Step 5: Solve for x
    x = 151,159,844,514,400,096/442,933,333.44
  6. Step 6: Final answer
    x = 341,269,967.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.