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Finding the Fourth Proportional to 422,954,587.56, 583,679,010.44 and 237,303,481.80

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Solution

The fourth proportional to 422,954,587.56, 583,679,010.44 and 237,303,481.80 is: 327,479,747.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,954,587.56 : 583,679,010.44 = 237,303,481.80 : x
  2. Step 2: Convert to fraction form
    422,954,587.56/583,679,010.44 = 237,303,481.80/x
  3. Step 3: Cross multiply
    422,954,587.56x = 583,679,010.44 × 237,303,481.80
  4. Step 4: Simplify right side
    422,954,587.56x = 138,509,061,430,990,576
  5. Step 5: Solve for x
    x = 138,509,061,430,990,576/422,954,587.56
  6. Step 6: Final answer
    x = 327,479,747.25

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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.