Home / 108,854,828.33-150,215,414.83-66,539,232.37

Finding the Fourth Proportional to 108,854,828.33, 150,215,414.83 and 66,539,232.37

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Solution

The fourth proportional to 108,854,828.33, 150,215,414.83 and 66,539,232.37 is: 91,821,543.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,854,828.33 : 150,215,414.83 = 66,539,232.37 : x
  2. Step 2: Convert to fraction form
    108,854,828.33/150,215,414.83 = 66,539,232.37/x
  3. Step 3: Cross multiply
    108,854,828.33x = 150,215,414.83 × 66,539,232.37
  4. Step 4: Simplify right side
    108,854,828.33x = 9,995,218,392,597,772
  5. Step 5: Solve for x
    x = 9,995,218,392,597,772/108,854,828.33
  6. Step 6: Final answer
    x = 91,821,543.85

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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.