Home / 265,878,593.48-398,777,999.33-84,102,151.88

Finding the Fourth Proportional to 265,878,593.48, 398,777,999.33 and 84,102,151.88

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Solution

The fourth proportional to 265,878,593.48, 398,777,999.33 and 84,102,151.88 is: 126,140,609.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,878,593.48 : 398,777,999.33 = 84,102,151.88 : x
  2. Step 2: Convert to fraction form
    265,878,593.48/398,777,999.33 = 84,102,151.88/x
  3. Step 3: Cross multiply
    265,878,593.48x = 398,777,999.33 × 84,102,151.88
  4. Step 4: Simplify right side
    265,878,593.48x = 33,538,087,864,270,564
  5. Step 5: Solve for x
    x = 33,538,087,864,270,564/265,878,593.48
  6. Step 6: Final answer
    x = 126,140,609.61

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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.