Home / 1,821,682,063.78-2,514,089,758.04-1,107,052,686.78

Finding the Fourth Proportional to 1,821,682,063.78, 2,514,089,758.04 and 1,107,052,686.78

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Solution

The fourth proportional to 1,821,682,063.78, 2,514,089,758.04 and 1,107,052,686.78 is: 1,527,835,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,682,063.78 : 2,514,089,758.04 = 1,107,052,686.78 : x
  2. Step 2: Convert to fraction form
    1,821,682,063.78/2,514,089,758.04 = 1,107,052,686.78/x
  3. Step 3: Cross multiply
    1,821,682,063.78x = 2,514,089,758.04 × 1,107,052,686.78
  4. Step 4: Simplify right side
    1,821,682,063.78x = 2,783,229,821,444,261,888
  5. Step 5: Solve for x
    x = 2,783,229,821,444,261,888/1,821,682,063.78
  6. Step 6: Final answer
    x = 1,527,835,112.82

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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.