Home / 3,121,089,721.34-4,682,675,297.82-2,075,948,218.82

Finding the Fourth Proportional to 3,121,089,721.34, 4,682,675,297.82 and 2,075,948,218.82

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Solution

The fourth proportional to 3,121,089,721.34, 4,682,675,297.82 and 2,075,948,218.82 is: 3,114,614,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,089,721.34 : 4,682,675,297.82 = 2,075,948,218.82 : x
  2. Step 2: Convert to fraction form
    3,121,089,721.34/4,682,675,297.82 = 2,075,948,218.82/x
  3. Step 3: Cross multiply
    3,121,089,721.34x = 4,682,675,297.82 × 2,075,948,218.82
  4. Step 4: Simplify right side
    3,121,089,721.34x = 9,720,991,443,821,840,384
  5. Step 5: Solve for x
    x = 9,720,991,443,821,840,384/3,121,089,721.34
  6. Step 6: Final answer
    x = 3,114,614,545.48

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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.