Home / 177,147,456.80-265,721,185.20-108,272,703.20

Finding the Fourth Proportional to 177,147,456.80, 265,721,185.20 and 108,272,703.20

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Solution

The fourth proportional to 177,147,456.80, 265,721,185.20 and 108,272,703.20 is: 162,409,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,147,456.80 : 265,721,185.20 = 108,272,703.20 : x
  2. Step 2: Convert to fraction form
    177,147,456.80/265,721,185.20 = 108,272,703.20/x
  3. Step 3: Cross multiply
    177,147,456.80x = 265,721,185.20 × 108,272,703.20
  4. Step 4: Simplify right side
    177,147,456.80x = 28,770,351,019,111,832
  5. Step 5: Solve for x
    x = 28,770,351,019,111,832/177,147,456.80
  6. Step 6: Final answer
    x = 162,409,054.80

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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.