Home / 165,042,279.48-227,763,806.34-90,705,474.96

Finding the Fourth Proportional to 165,042,279.48, 227,763,806.34 and 90,705,474.96

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Solution

The fourth proportional to 165,042,279.48, 227,763,806.34 and 90,705,474.96 is: 125,176,556.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,042,279.48 : 227,763,806.34 = 90,705,474.96 : x
  2. Step 2: Convert to fraction form
    165,042,279.48/227,763,806.34 = 90,705,474.96/x
  3. Step 3: Cross multiply
    165,042,279.48x = 227,763,806.34 × 90,705,474.96
  4. Step 4: Simplify right side
    165,042,279.48x = 20,659,424,232,767,160
  5. Step 5: Solve for x
    x = 20,659,424,232,767,160/165,042,279.48
  6. Step 6: Final answer
    x = 125,176,556.56

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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.