Home / 487,933,608.52-673,348,383.30-267,917,034.52

Finding the Fourth Proportional to 487,933,608.52, 673,348,383.30 and 267,917,034.52

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Solution

The fourth proportional to 487,933,608.52, 673,348,383.30 and 267,917,034.52 is: 369,725,509.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,933,608.52 : 673,348,383.30 = 267,917,034.52 : x
  2. Step 2: Convert to fraction form
    487,933,608.52/673,348,383.30 = 267,917,034.52/x
  3. Step 3: Cross multiply
    487,933,608.52x = 673,348,383.30 × 267,917,034.52
  4. Step 4: Simplify right side
    487,933,608.52x = 180,401,502,052,572,288
  5. Step 5: Solve for x
    x = 180,401,502,052,572,288/487,933,608.52
  6. Step 6: Final answer
    x = 369,725,509.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.