Home / 266,659,893.32-368,004,947.10-149,178,216.92

Finding the Fourth Proportional to 266,659,893.32, 368,004,947.10 and 149,178,216.92

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Solution

The fourth proportional to 266,659,893.32, 368,004,947.10 and 149,178,216.92 is: 205,873,936.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,659,893.32 : 368,004,947.10 = 149,178,216.92 : x
  2. Step 2: Convert to fraction form
    266,659,893.32/368,004,947.10 = 149,178,216.92/x
  3. Step 3: Cross multiply
    266,659,893.32x = 368,004,947.10 × 149,178,216.92
  4. Step 4: Simplify right side
    266,659,893.32x = 54,898,321,826,116,920
  5. Step 5: Solve for x
    x = 54,898,321,826,116,920/266,659,893.32
  6. Step 6: Final answer
    x = 205,873,936.06

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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.