Home / 3,497,505,721.80-5,248,274,121.90-1,318,036,000.20

Finding the Fourth Proportional to 3,497,505,721.80, 5,248,274,121.90 and 1,318,036,000.20

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Solution

The fourth proportional to 3,497,505,721.80, 5,248,274,121.90 and 1,318,036,000.20 is: 1,977,813,556.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,505,721.80 : 5,248,274,121.90 = 1,318,036,000.20 : x
  2. Step 2: Convert to fraction form
    3,497,505,721.80/5,248,274,121.90 = 1,318,036,000.20/x
  3. Step 3: Cross multiply
    3,497,505,721.80x = 5,248,274,121.90 × 1,318,036,000.20
  4. Step 4: Simplify right side
    3,497,505,721.80x = 6,917,414,231,582,242,816
  5. Step 5: Solve for x
    x = 6,917,414,231,582,242,816/3,497,505,721.80
  6. Step 6: Final answer
    x = 1,977,813,556.81

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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.