Home / 1,374,408,978-2,061,936,268.20-454,285,218.12

Finding the Fourth Proportional to 1,374,408,978, 2,061,936,268.20 and 454,285,218.12

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Solution

The fourth proportional to 1,374,408,978, 2,061,936,268.20 and 454,285,218.12 is: 681,534,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,408,978 : 2,061,936,268.20 = 454,285,218.12 : x
  2. Step 2: Convert to fraction form
    1,374,408,978/2,061,936,268.20 = 454,285,218.12/x
  3. Step 3: Cross multiply
    1,374,408,978x = 2,061,936,268.20 × 454,285,218.12
  4. Step 4: Simplify right side
    1,374,408,978x = 936,707,167,348,775,808
  5. Step 5: Solve for x
    x = 936,707,167,348,775,808/1,374,408,978
  6. Step 6: Final answer
    x = 681,534,523.09

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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.