Home / 7,157,026,144.48-9,876,601,914.96-3,941,874,404.32

Finding the Fourth Proportional to 7,157,026,144.48, 9,876,601,914.96 and 3,941,874,404.32

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Solution

The fourth proportional to 7,157,026,144.48, 9,876,601,914.96 and 3,941,874,404.32 is: 5,439,734,815.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,157,026,144.48 : 9,876,601,914.96 = 3,941,874,404.32 : x
  2. Step 2: Convert to fraction form
    7,157,026,144.48/9,876,601,914.96 = 3,941,874,404.32/x
  3. Step 3: Cross multiply
    7,157,026,144.48x = 9,876,601,914.96 × 3,941,874,404.32
  4. Step 4: Simplify right side
    7,157,026,144.48x = 38,932,324,290,238,717,952
  5. Step 5: Solve for x
    x = 38,932,324,290,238,717,952/7,157,026,144.48
  6. Step 6: Final answer
    x = 5,439,734,815.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.