Home / 254,508,613.59-381,233,244.15-161,933,778.39

Finding the Fourth Proportional to 254,508,613.59, 381,233,244.15 and 161,933,778.39

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Solution

The fourth proportional to 254,508,613.59, 381,233,244.15 and 161,933,778.39 is: 242,563,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,508,613.59 : 381,233,244.15 = 161,933,778.39 : x
  2. Step 2: Convert to fraction form
    254,508,613.59/381,233,244.15 = 161,933,778.39/x
  3. Step 3: Cross multiply
    254,508,613.59x = 381,233,244.15 × 161,933,778.39
  4. Step 4: Simplify right side
    254,508,613.59x = 61,734,539,673,086,856
  5. Step 5: Solve for x
    x = 61,734,539,673,086,856/254,508,613.59
  6. Step 6: Final answer
    x = 242,563,655.52

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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.