Home / 225,859,625.60-339,041,380.80-211,058,009.60

Finding the Fourth Proportional to 225,859,625.60, 339,041,380.80 and 211,058,009.60

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Solution

The fourth proportional to 225,859,625.60, 339,041,380.80 and 211,058,009.60 is: 316,822,445.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,859,625.60 : 339,041,380.80 = 211,058,009.60 : x
  2. Step 2: Convert to fraction form
    225,859,625.60/339,041,380.80 = 211,058,009.60/x
  3. Step 3: Cross multiply
    225,859,625.60x = 339,041,380.80 × 211,058,009.60
  4. Step 4: Simplify right side
    225,859,625.60x = 71,557,399,003,683,656
  5. Step 5: Solve for x
    x = 71,557,399,003,683,656/225,859,625.60
  6. Step 6: Final answer
    x = 316,822,445.86

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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.