Home / 168,641,767,511.68-252,953,340,047.58-123,308,930,906.20

Finding the Fourth Proportional to 168,641,767,511.68, 252,953,340,047.58 and 123,308,930,906.20

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Solution

The fourth proportional to 168,641,767,511.68, 252,953,340,047.58 and 123,308,930,906.20 is: 184,956,588,101.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,641,767,511.68 : 252,953,340,047.58 = 123,308,930,906.20 : x
  2. Step 2: Convert to fraction form
    168,641,767,511.68/252,953,340,047.58 = 123,308,930,906.20/x
  3. Step 3: Cross multiply
    168,641,767,511.68x = 252,953,340,047.58 × 123,308,930,906.20
  4. Step 4: Simplify right side
    168,641,767,511.68x = 31,191,405,930,419,553,566,720
  5. Step 5: Solve for x
    x = 31,191,405,930,419,553,566,720/168,641,767,511.68
  6. Step 6: Final answer
    x = 184,956,588,101.81

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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.