Home / 5,978,723,904.75-8,250,889,644.67-3,438,407,855.42

Finding the Fourth Proportional to 5,978,723,904.75, 8,250,889,644.67 and 3,438,407,855.42

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Solution

The fourth proportional to 5,978,723,904.75, 8,250,889,644.67 and 3,438,407,855.42 is: 4,745,146,994.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,723,904.75 : 8,250,889,644.67 = 3,438,407,855.42 : x
  2. Step 2: Convert to fraction form
    5,978,723,904.75/8,250,889,644.67 = 3,438,407,855.42/x
  3. Step 3: Cross multiply
    5,978,723,904.75x = 8,250,889,644.67 × 3,438,407,855.42
  4. Step 4: Simplify right side
    5,978,723,904.75x = 28,369,923,768,436,862,976
  5. Step 5: Solve for x
    x = 28,369,923,768,436,862,976/5,978,723,904.75
  6. Step 6: Final answer
    x = 4,745,146,994.65

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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.