Home / 223,367,756.80-335,051,635.20-165,972,128.80

Finding the Fourth Proportional to 223,367,756.80, 335,051,635.20 and 165,972,128.80

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Solution

The fourth proportional to 223,367,756.80, 335,051,635.20 and 165,972,128.80 is: 248,958,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,367,756.80 : 335,051,635.20 = 165,972,128.80 : x
  2. Step 2: Convert to fraction form
    223,367,756.80/335,051,635.20 = 165,972,128.80/x
  3. Step 3: Cross multiply
    223,367,756.80x = 335,051,635.20 × 165,972,128.80
  4. Step 4: Simplify right side
    223,367,756.80x = 55,609,233,152,065,016
  5. Step 5: Solve for x
    x = 55,609,233,152,065,016/223,367,756.80
  6. Step 6: Final answer
    x = 248,958,193.20

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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.