Home / 324,845,994.88-447,791,540.56-199,165,513.12

Finding the Fourth Proportional to 324,845,994.88, 447,791,540.56 and 199,165,513.12

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Solution

The fourth proportional to 324,845,994.88, 447,791,540.56 and 199,165,513.12 is: 274,544,348.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,845,994.88 : 447,791,540.56 = 199,165,513.12 : x
  2. Step 2: Convert to fraction form
    324,845,994.88/447,791,540.56 = 199,165,513.12/x
  3. Step 3: Cross multiply
    324,845,994.88x = 447,791,540.56 × 199,165,513.12
  4. Step 4: Simplify right side
    324,845,994.88x = 89,184,631,946,427,696
  5. Step 5: Solve for x
    x = 89,184,631,946,427,696/324,845,994.88
  6. Step 6: Final answer
    x = 274,544,348.25

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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.