Home / 84,055,459.52-115,999,418.84-48,770,600.42

Finding the Fourth Proportional to 84,055,459.52, 115,999,418.84 and 48,770,600.42

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Solution

The fourth proportional to 84,055,459.52, 115,999,418.84 and 48,770,600.42 is: 67,305,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,055,459.52 : 115,999,418.84 = 48,770,600.42 : x
  2. Step 2: Convert to fraction form
    84,055,459.52/115,999,418.84 = 48,770,600.42/x
  3. Step 3: Cross multiply
    84,055,459.52x = 115,999,418.84 × 48,770,600.42
  4. Step 4: Simplify right side
    84,055,459.52x = 5,657,361,304,374,009
  5. Step 5: Solve for x
    x = 5,657,361,304,374,009/84,055,459.52
  6. Step 6: Final answer
    x = 67,305,102.33

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1.5x scale

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.