Home / 177,160,674.80-265,741,012.20-81,609,186.80

Finding the Fourth Proportional to 177,160,674.80, 265,741,012.20 and 81,609,186.80

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Solution

The fourth proportional to 177,160,674.80, 265,741,012.20 and 81,609,186.80 is: 122,413,780.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160,674.80 : 265,741,012.20 = 81,609,186.80 : x
  2. Step 2: Convert to fraction form
    177,160,674.80/265,741,012.20 = 81,609,186.80/x
  3. Step 3: Cross multiply
    177,160,674.80x = 265,741,012.20 × 81,609,186.80
  4. Step 4: Simplify right side
    177,160,674.80x = 21,686,907,905,050,876
  5. Step 5: Solve for x
    x = 21,686,907,905,050,876/177,160,674.80
  6. Step 6: Final answer
    x = 122,413,780.20

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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.