Home / 168,389,739.36-252,593,663.52-53,383,249.76

Finding the Fourth Proportional to 168,389,739.36, 252,593,663.52 and 53,383,249.76

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Solution

The fourth proportional to 168,389,739.36, 252,593,663.52 and 53,383,249.76 is: 80,077,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,389,739.36 : 252,593,663.52 = 53,383,249.76 : x
  2. Step 2: Convert to fraction form
    168,389,739.36/252,593,663.52 = 53,383,249.76/x
  3. Step 3: Cross multiply
    168,389,739.36x = 252,593,663.52 × 53,383,249.76
  4. Step 4: Simplify right side
    168,389,739.36x = 13,484,270,626,218,594
  5. Step 5: Solve for x
    x = 13,484,270,626,218,594/168,389,739.36
  6. Step 6: Final answer
    x = 80,077,745.10

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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.