Home / 82,451,161,992.20-123,446,322,009.62-44,541,923,625.32

Finding the Fourth Proportional to 82,451,161,992.20, 123,446,322,009.62 and 44,541,923,625.32

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Solution

The fourth proportional to 82,451,161,992.20, 123,446,322,009.62 and 44,541,923,625.32 is: 66,688,406,978.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,451,161,992.20 : 123,446,322,009.62 = 44,541,923,625.32 : x
  2. Step 2: Convert to fraction form
    82,451,161,992.20/123,446,322,009.62 = 44,541,923,625.32/x
  3. Step 3: Cross multiply
    82,451,161,992.20x = 123,446,322,009.62 × 44,541,923,625.32
  4. Step 4: Simplify right side
    82,451,161,992.20x = 5,498,536,646,779,153,154,048
  5. Step 5: Solve for x
    x = 5,498,536,646,779,153,154,048/82,451,161,992.20
  6. Step 6: Final answer
    x = 66,688,406,978.42

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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.