Home / 3,426,149,778.24-4,729,635,920.87-2,157,854,704.69

Finding the Fourth Proportional to 3,426,149,778.24, 4,729,635,920.87 and 2,157,854,704.69

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Solution

The fourth proportional to 3,426,149,778.24, 4,729,635,920.87 and 2,157,854,704.69 is: 2,978,815,225.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,149,778.24 : 4,729,635,920.87 = 2,157,854,704.69 : x
  2. Step 2: Convert to fraction form
    3,426,149,778.24/4,729,635,920.87 = 2,157,854,704.69/x
  3. Step 3: Cross multiply
    3,426,149,778.24x = 4,729,635,920.87 × 2,157,854,704.69
  4. Step 4: Simplify right side
    3,426,149,778.24x = 10,205,867,123,327,064,064
  5. Step 5: Solve for x
    x = 10,205,867,123,327,064,064/3,426,149,778.24
  6. Step 6: Final answer
    x = 2,978,815,225.23

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1.5x scale

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.