Home / 171,151,374.78-256,771,324.68-100,226,066.82

Finding the Fourth Proportional to 171,151,374.78, 256,771,324.68 and 100,226,066.82

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Solution

The fourth proportional to 171,151,374.78, 256,771,324.68 and 100,226,066.82 is: 150,365,020.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,151,374.78 : 256,771,324.68 = 100,226,066.82 : x
  2. Step 2: Convert to fraction form
    171,151,374.78/256,771,324.68 = 100,226,066.82/x
  3. Step 3: Cross multiply
    171,151,374.78x = 256,771,324.68 × 100,226,066.82
  4. Step 4: Simplify right side
    171,151,374.78x = 25,735,179,944,837,592
  5. Step 5: Solve for x
    x = 25,735,179,944,837,592/171,151,374.78
  6. Step 6: Final answer
    x = 150,365,020.31

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1.5x scale

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.