Home / 168,641,767,498.67-252,953,340,028.07-123,308,930,893.21

Finding the Fourth Proportional to 168,641,767,498.67, 252,953,340,028.07 and 123,308,930,893.21

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Solution

The fourth proportional to 168,641,767,498.67, 252,953,340,028.07 and 123,308,930,893.21 is: 184,956,588,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,641,767,498.67 : 252,953,340,028.07 = 123,308,930,893.21 : x
  2. Step 2: Convert to fraction form
    168,641,767,498.67/252,953,340,028.07 = 123,308,930,893.21/x
  3. Step 3: Cross multiply
    168,641,767,498.67x = 252,953,340,028.07 × 123,308,930,893.21
  4. Step 4: Simplify right side
    168,641,767,498.67x = 31,191,405,924,727,937,564,672
  5. Step 5: Solve for x
    x = 31,191,405,924,727,937,564,672/168,641,767,498.67
  6. Step 6: Final answer
    x = 184,956,588,082.33

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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.