Home / 253,258,562,287.26-379,900,061,297.76-83,274,387,967.52

Finding the Fourth Proportional to 253,258,562,287.26, 379,900,061,297.76 and 83,274,387,967.52

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Solution

The fourth proportional to 253,258,562,287.26, 379,900,061,297.76 and 83,274,387,967.52 is: 124,915,599,329.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,258,562,287.26 : 379,900,061,297.76 = 83,274,387,967.52 : x
  2. Step 2: Convert to fraction form
    253,258,562,287.26/379,900,061,297.76 = 83,274,387,967.52/x
  3. Step 3: Cross multiply
    253,258,562,287.26x = 379,900,061,297.76 × 83,274,387,967.52
  4. Step 4: Simplify right side
    253,258,562,287.26x = 31,635,945,093,394,300,141,568
  5. Step 5: Solve for x
    x = 31,635,945,093,394,300,141,568/253,258,562,287.26
  6. Step 6: Final answer
    x = 124,915,599,329.32

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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.