Home / 3,634,149,022.80-5,438,682,401.40-2,181,169,208.40

Finding the Fourth Proportional to 3,634,149,022.80, 5,438,682,401.40 and 2,181,169,208.40

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Solution

The fourth proportional to 3,634,149,022.80, 5,438,682,401.40 and 2,181,169,208.40 is: 3,264,226,787.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634,149,022.80 : 5,438,682,401.40 = 2,181,169,208.40 : x
  2. Step 2: Convert to fraction form
    3,634,149,022.80/5,438,682,401.40 = 2,181,169,208.40/x
  3. Step 3: Cross multiply
    3,634,149,022.80x = 5,438,682,401.40 × 2,181,169,208.40
  4. Step 4: Simplify right side
    3,634,149,022.80x = 11,862,686,588,200,648,704
  5. Step 5: Solve for x
    x = 11,862,686,588,200,648,704/3,634,149,022.80
  6. Step 6: Final answer
    x = 3,264,226,787.01

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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.