Home / 5,978,723,904.38-8,250,889,644.16-3,438,407,855.06

Finding the Fourth Proportional to 5,978,723,904.38, 8,250,889,644.16 and 3,438,407,855.06

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Solution

The fourth proportional to 5,978,723,904.38, 8,250,889,644.16 and 3,438,407,855.06 is: 4,745,146,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,978,723,904.38 : 8,250,889,644.16 = 3,438,407,855.06 : x
  2. Step 2: Convert to fraction form
    5,978,723,904.38/8,250,889,644.16 = 3,438,407,855.06/x
  3. Step 3: Cross multiply
    5,978,723,904.38x = 8,250,889,644.16 × 3,438,407,855.06
  4. Step 4: Simplify right side
    5,978,723,904.38x = 28,369,923,763,712,950,272
  5. Step 5: Solve for x
    x = 28,369,923,763,712,950,272/5,978,723,904.38
  6. Step 6: Final answer
    x = 4,745,146,994.15

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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.