Home / 192,169,982.80-288,254,974.20-88,538,987.80

Finding the Fourth Proportional to 192,169,982.80, 288,254,974.20 and 88,538,987.80

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Solution

The fourth proportional to 192,169,982.80, 288,254,974.20 and 88,538,987.80 is: 132,808,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,169,982.80 : 288,254,974.20 = 88,538,987.80 : x
  2. Step 2: Convert to fraction form
    192,169,982.80/288,254,974.20 = 88,538,987.80/x
  3. Step 3: Cross multiply
    192,169,982.80x = 288,254,974.20 × 88,538,987.80
  4. Step 4: Simplify right side
    192,169,982.80x = 25,521,803,643,983,112
  5. Step 5: Solve for x
    x = 25,521,803,643,983,112/192,169,982.80
  6. Step 6: Final answer
    x = 132,808,481.70

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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.