Home / 177,151,200.80-265,726,801.20-172,368,231.80

Finding the Fourth Proportional to 177,151,200.80, 265,726,801.20 and 172,368,231.80

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Solution

The fourth proportional to 177,151,200.80, 265,726,801.20 and 172,368,231.80 is: 258,552,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,151,200.80 : 265,726,801.20 = 172,368,231.80 : x
  2. Step 2: Convert to fraction form
    177,151,200.80/265,726,801.20 = 172,368,231.80/x
  3. Step 3: Cross multiply
    177,151,200.80x = 265,726,801.20 × 172,368,231.80
  4. Step 4: Simplify right side
    177,151,200.80x = 45,802,858,864,714,120
  5. Step 5: Solve for x
    x = 45,802,858,864,714,120/177,151,200.80
  6. Step 6: Final answer
    x = 258,552,347.70

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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.