Home / 168,820,876.68-253,230,921.36-110,894,201.34

Finding the Fourth Proportional to 168,820,876.68, 253,230,921.36 and 110,894,201.34

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Solution

The fourth proportional to 168,820,876.68, 253,230,921.36 and 110,894,201.34 is: 166,341,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,820,876.68 : 253,230,921.36 = 110,894,201.34 : x
  2. Step 2: Convert to fraction form
    168,820,876.68/253,230,921.36 = 110,894,201.34/x
  3. Step 3: Cross multiply
    168,820,876.68x = 253,230,921.36 × 110,894,201.34
  4. Step 4: Simplify right side
    168,820,876.68x = 28,081,840,778,809,548
  5. Step 5: Solve for x
    x = 28,081,840,778,809,548/168,820,876.68
  6. Step 6: Final answer
    x = 166,341,043.42

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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.