Home / 3,169,831,323.12-4,374,770,788.56-1,916,777,146.56

Finding the Fourth Proportional to 3,169,831,323.12, 4,374,770,788.56 and 1,916,777,146.56

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Solution

The fourth proportional to 3,169,831,323.12, 4,374,770,788.56 and 1,916,777,146.56 is: 2,645,396,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169,831,323.12 : 4,374,770,788.56 = 1,916,777,146.56 : x
  2. Step 2: Convert to fraction form
    3,169,831,323.12/4,374,770,788.56 = 1,916,777,146.56/x
  3. Step 3: Cross multiply
    3,169,831,323.12x = 4,374,770,788.56 × 1,916,777,146.56
  4. Step 4: Simplify right side
    3,169,831,323.12x = 8,385,460,668,950,078,464
  5. Step 5: Solve for x
    x = 8,385,460,668,950,078,464/3,169,831,323.12
  6. Step 6: Final answer
    x = 2,645,396,494.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.