Home / 177,147,273.80-265,720,910.70-162,080,921.45

Finding the Fourth Proportional to 177,147,273.80, 265,720,910.70 and 162,080,921.45

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Solution

The fourth proportional to 177,147,273.80, 265,720,910.70 and 162,080,921.45 is: 243,121,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,273.80 : 265,720,910.70 = 162,080,921.45 : x
  2. Step 2: Convert to fraction form
    177,147,273.80/265,720,910.70 = 162,080,921.45/x
  3. Step 3: Cross multiply
    177,147,273.80x = 265,720,910.70 × 162,080,921.45
  4. Step 4: Simplify right side
    177,147,273.80x = 43,068,290,054,789,160
  5. Step 5: Solve for x
    x = 43,068,290,054,789,160/177,147,273.80
  6. Step 6: Final answer
    x = 243,121,382.18

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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.