Home / 445,945,374.48-615,404,616.36-250,379,285.52

Finding the Fourth Proportional to 445,945,374.48, 615,404,616.36 and 250,379,285.52

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Solution

The fourth proportional to 445,945,374.48, 615,404,616.36 and 250,379,285.52 is: 345,523,413.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,945,374.48 : 615,404,616.36 = 250,379,285.52 : x
  2. Step 2: Convert to fraction form
    445,945,374.48/615,404,616.36 = 250,379,285.52/x
  3. Step 3: Cross multiply
    445,945,374.48x = 615,404,616.36 × 250,379,285.52
  4. Step 4: Simplify right side
    445,945,374.48x = 154,084,568,149,926,528
  5. Step 5: Solve for x
    x = 154,084,568,149,926,528/445,945,374.48
  6. Step 6: Final answer
    x = 345,523,413.78

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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.