Home / 202,202,928.02-279,039,896.52-109,383,508.46

Finding the Fourth Proportional to 202,202,928.02, 279,039,896.52 and 109,383,508.46

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Solution

The fourth proportional to 202,202,928.02, 279,039,896.52 and 109,383,508.46 is: 150,949,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,202,928.02 : 279,039,896.52 = 109,383,508.46 : x
  2. Step 2: Convert to fraction form
    202,202,928.02/279,039,896.52 = 109,383,508.46/x
  3. Step 3: Cross multiply
    202,202,928.02x = 279,039,896.52 × 109,383,508.46
  4. Step 4: Simplify right side
    202,202,928.02x = 30,522,362,881,672,940
  5. Step 5: Solve for x
    x = 30,522,362,881,672,940/202,202,928.02
  6. Step 6: Final answer
    x = 150,949,163.70

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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.