Home / 325,772,748,714.52-449,628,635,716.74-215,712,972,342.44

Finding the Fourth Proportional to 325,772,748,714.52, 449,628,635,716.74 and 215,712,972,342.44

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Solution

The fourth proportional to 325,772,748,714.52, 449,628,635,716.74 and 215,712,972,342.44 is: 297,725,116,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,772,748,714.52 : 449,628,635,716.74 = 215,712,972,342.44 : x
  2. Step 2: Convert to fraction form
    325,772,748,714.52/449,628,635,716.74 = 215,712,972,342.44/x
  3. Step 3: Cross multiply
    325,772,748,714.52x = 449,628,635,716.74 × 215,712,972,342.44
  4. Step 4: Simplify right side
    325,772,748,714.52x = 96,990,729,460,734,161,321,984
  5. Step 5: Solve for x
    x = 96,990,729,460,734,161,321,984/325,772,748,714.52
  6. Step 6: Final answer
    x = 297,725,116,184.38

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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.