Home / 3,959,664,055.80-5,939,496,083.70-1,782,881,719.80

Finding the Fourth Proportional to 3,959,664,055.80, 5,939,496,083.70 and 1,782,881,719.80

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Solution

The fourth proportional to 3,959,664,055.80, 5,939,496,083.70 and 1,782,881,719.80 is: 2,674,322,579.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,664,055.80 : 5,939,496,083.70 = 1,782,881,719.80 : x
  2. Step 2: Convert to fraction form
    3,959,664,055.80/5,939,496,083.70 = 1,782,881,719.80/x
  3. Step 3: Cross multiply
    3,959,664,055.80x = 5,939,496,083.70 × 1,782,881,719.80
  4. Step 4: Simplify right side
    3,959,664,055.80x = 10,589,418,992,452,419,584
  5. Step 5: Solve for x
    x = 10,589,418,992,452,419,584/3,959,664,055.80
  6. Step 6: Final answer
    x = 2,674,322,579.70

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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.