Home / 3,497,505,808.80-5,248,274,252.40-1,318,036,087.20

Finding the Fourth Proportional to 3,497,505,808.80, 5,248,274,252.40 and 1,318,036,087.20

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Solution

The fourth proportional to 3,497,505,808.80, 5,248,274,252.40 and 1,318,036,087.20 is: 1,977,813,687.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,505,808.80 : 5,248,274,252.40 = 1,318,036,087.20 : x
  2. Step 2: Convert to fraction form
    3,497,505,808.80/5,248,274,252.40 = 1,318,036,087.20/x
  3. Step 3: Cross multiply
    3,497,505,808.80x = 5,248,274,252.40 × 1,318,036,087.20
  4. Step 4: Simplify right side
    3,497,505,808.80x = 6,917,414,860,185,800,704
  5. Step 5: Solve for x
    x = 6,917,414,860,185,800,704/3,497,505,808.80
  6. Step 6: Final answer
    x = 1,977,813,687.34

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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.