Home / 13,769,205,720.40-20,658,910,414.20-5,494,031,621.20

Finding the Fourth Proportional to 13,769,205,720.40, 20,658,910,414.20 and 5,494,031,621.20

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Solution

The fourth proportional to 13,769,205,720.40, 20,658,910,414.20 and 5,494,031,621.20 is: 8,243,083,107.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,205,720.40 : 20,658,910,414.20 = 5,494,031,621.20 : x
  2. Step 2: Convert to fraction form
    13,769,205,720.40/20,658,910,414.20 = 5,494,031,621.20/x
  3. Step 3: Cross multiply
    13,769,205,720.40x = 20,658,910,414.20 × 5,494,031,621.20
  4. Step 4: Simplify right side
    13,769,205,720.40x = 113,500,707,075,152,789,504
  5. Step 5: Solve for x
    x = 113,500,707,075,152,789,504/13,769,205,720.40
  6. Step 6: Final answer
    x = 8,243,083,107.33

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1.5x scale

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.