Home / 168,471,798.12-232,469,707.32-98,831,769.48

Finding the Fourth Proportional to 168,471,798.12, 232,469,707.32 and 98,831,769.48

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Solution

The fourth proportional to 168,471,798.12, 232,469,707.32 and 98,831,769.48 is: 136,375,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,471,798.12 : 232,469,707.32 = 98,831,769.48 : x
  2. Step 2: Convert to fraction form
    168,471,798.12/232,469,707.32 = 98,831,769.48/x
  3. Step 3: Cross multiply
    168,471,798.12x = 232,469,707.32 × 98,831,769.48
  4. Step 4: Simplify right side
    168,471,798.12x = 22,975,392,524,933,308
  5. Step 5: Solve for x
    x = 22,975,392,524,933,308/168,471,798.12
  6. Step 6: Final answer
    x = 136,375,303.06

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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.