Home / 4,007,920,781.70-6,011,881,172.55-3,388,047,999.30

Finding the Fourth Proportional to 4,007,920,781.70, 6,011,881,172.55 and 3,388,047,999.30

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Solution

The fourth proportional to 4,007,920,781.70, 6,011,881,172.55 and 3,388,047,999.30 is: 5,082,071,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,007,920,781.70 : 6,011,881,172.55 = 3,388,047,999.30 : x
  2. Step 2: Convert to fraction form
    4,007,920,781.70/6,011,881,172.55 = 3,388,047,999.30/x
  3. Step 3: Cross multiply
    4,007,920,781.70x = 6,011,881,172.55 × 3,388,047,999.30
  4. Step 4: Simplify right side
    4,007,920,781.70x = 20,368,541,978,687,369,216
  5. Step 5: Solve for x
    x = 20,368,541,978,687,369,216/4,007,920,781.70
  6. Step 6: Final answer
    x = 5,082,071,998.95

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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.