Home / 2,436,151,982.87-3,361,802,751.99-1,378,857,254.61

Finding the Fourth Proportional to 2,436,151,982.87, 3,361,802,751.99 and 1,378,857,254.61

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Solution

The fourth proportional to 2,436,151,982.87, 3,361,802,751.99 and 1,378,857,254.61 is: 1,902,773,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,436,151,982.87 : 3,361,802,751.99 = 1,378,857,254.61 : x
  2. Step 2: Convert to fraction form
    2,436,151,982.87/3,361,802,751.99 = 1,378,857,254.61/x
  3. Step 3: Cross multiply
    2,436,151,982.87x = 3,361,802,751.99 × 1,378,857,254.61
  4. Step 4: Simplify right side
    2,436,151,982.87x = 4,635,446,113,149,273,088
  5. Step 5: Solve for x
    x = 4,635,446,113,149,273,088/2,436,151,982.87
  6. Step 6: Final answer
    x = 1,902,773,778.38

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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.