Home / 199,392,015.60-298,584,138.60-159,081,231.60

Finding the Fourth Proportional to 199,392,015.60, 298,584,138.60 and 159,081,231.60

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Solution

The fourth proportional to 199,392,015.60, 298,584,138.60 and 159,081,231.60 is: 238,219,832.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,392,015.60 : 298,584,138.60 = 159,081,231.60 : x
  2. Step 2: Convert to fraction form
    199,392,015.60/298,584,138.60 = 159,081,231.60/x
  3. Step 3: Cross multiply
    199,392,015.60x = 298,584,138.60 × 159,081,231.60
  4. Step 4: Simplify right side
    199,392,015.60x = 47,499,132,504,713,104
  5. Step 5: Solve for x
    x = 47,499,132,504,713,104/199,392,015.60
  6. Step 6: Final answer
    x = 238,219,832.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.