Home / 123,239,736.26-170,076,150.43-68,235,597.62

Finding the Fourth Proportional to 123,239,736.26, 170,076,150.43 and 68,235,597.62

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Solution

The fourth proportional to 123,239,736.26, 170,076,150.43 and 68,235,597.62 is: 94,168,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,239,736.26 : 170,076,150.43 = 68,235,597.62 : x
  2. Step 2: Convert to fraction form
    123,239,736.26/170,076,150.43 = 68,235,597.62/x
  3. Step 3: Cross multiply
    123,239,736.26x = 170,076,150.43 × 68,235,597.62
  4. Step 4: Simplify right side
    123,239,736.26x = 11,605,247,764,733,704
  5. Step 5: Solve for x
    x = 11,605,247,764,733,704/123,239,736.26
  6. Step 6: Final answer
    x = 94,168,067.19

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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.