Home / 387,147,982.00-580,721,447.09-179,772,995.86

Finding the Fourth Proportional to 387,147,982.00, 580,721,447.09 and 179,772,995.86

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Solution

The fourth proportional to 387,147,982.00, 580,721,447.09 and 179,772,995.86 is: 269,659,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,147,982.00 : 580,721,447.09 = 179,772,995.86 : x
  2. Step 2: Convert to fraction form
    387,147,982.00/580,721,447.09 = 179,772,995.86/x
  3. Step 3: Cross multiply
    387,147,982.00x = 580,721,447.09 × 179,772,995.86
  4. Step 4: Simplify right side
    387,147,982.00x = 104,398,034,303,523,792
  5. Step 5: Solve for x
    x = 104,398,034,303,523,792/387,147,982.00
  6. Step 6: Final answer
    x = 269,659,249.59

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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.