Home / 112,270,073.60-168,405,110.40-54,799,212.80

Finding the Fourth Proportional to 112,270,073.60, 168,405,110.40 and 54,799,212.80

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Solution

The fourth proportional to 112,270,073.60, 168,405,110.40 and 54,799,212.80 is: 82,198,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,270,073.60 : 168,405,110.40 = 54,799,212.80 : x
  2. Step 2: Convert to fraction form
    112,270,073.60/168,405,110.40 = 54,799,212.80/x
  3. Step 3: Cross multiply
    112,270,073.60x = 168,405,110.40 × 54,799,212.80
  4. Step 4: Simplify right side
    112,270,073.60x = 9,228,467,481,417,092
  5. Step 5: Solve for x
    x = 9,228,467,481,417,092/112,270,073.60
  6. Step 6: Final answer
    x = 82,198,819.20

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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.