Home / 171,181,869.35-256,613,059.82-67,551,932.82

Finding the Fourth Proportional to 171,181,869.35, 256,613,059.82 and 67,551,932.82

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Solution

The fourth proportional to 171,181,869.35, 256,613,059.82 and 67,551,932.82 is: 101,264,860.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,181,869.35 : 256,613,059.82 = 67,551,932.82 : x
  2. Step 2: Convert to fraction form
    171,181,869.35/256,613,059.82 = 67,551,932.82/x
  3. Step 3: Cross multiply
    171,181,869.35x = 256,613,059.82 × 67,551,932.82
  4. Step 4: Simplify right side
    171,181,869.35x = 17,334,708,177,357,520
  5. Step 5: Solve for x
    x = 17,334,708,177,357,520/171,181,869.35
  6. Step 6: Final answer
    x = 101,264,860.84

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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.