Home / 481,561,394,450.60-722,325,731,920.82-123,416,884,743.32

Finding the Fourth Proportional to 481,561,394,450.60, 722,325,731,920.82 and 123,416,884,743.32

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Solution

The fourth proportional to 481,561,394,450.60, 722,325,731,920.82 and 123,416,884,743.32 is: 185,121,134,357.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,561,394,450.60 : 722,325,731,920.82 = 123,416,884,743.32 : x
  2. Step 2: Convert to fraction form
    481,561,394,450.60/722,325,731,920.82 = 123,416,884,743.32/x
  3. Step 3: Cross multiply
    481,561,394,450.60x = 722,325,731,920.82 × 123,416,884,743.32
  4. Step 4: Simplify right side
    481,561,394,450.60x = 89,147,191,603,606,094,610,432
  5. Step 5: Solve for x
    x = 89,147,191,603,606,094,610,432/481,561,394,450.60
  6. Step 6: Final answer
    x = 185,121,134,357.77

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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.