Home / 168,979,912.08-233,228,660.76-102,922,189.44

Finding the Fourth Proportional to 168,979,912.08, 233,228,660.76 and 102,922,189.44

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Solution

The fourth proportional to 168,979,912.08, 233,228,660.76 and 102,922,189.44 is: 142,054,781.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,979,912.08 : 233,228,660.76 = 102,922,189.44 : x
  2. Step 2: Convert to fraction form
    168,979,912.08/233,228,660.76 = 102,922,189.44/x
  3. Step 3: Cross multiply
    168,979,912.08x = 233,228,660.76 × 102,922,189.44
  4. Step 4: Simplify right side
    168,979,912.08x = 24,004,404,405,578,212
  5. Step 5: Solve for x
    x = 24,004,404,405,578,212/168,979,912.08
  6. Step 6: Final answer
    x = 142,054,781.01

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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.