Home / 12,919,388,050.40-17,832,072,724.25-8,414,492,896.44

Finding the Fourth Proportional to 12,919,388,050.40, 17,832,072,724.25 and 8,414,492,896.44

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Solution

The fourth proportional to 12,919,388,050.40, 17,832,072,724.25 and 8,414,492,896.44 is: 11,614,160,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,919,388,050.40 : 17,832,072,724.25 = 8,414,492,896.44 : x
  2. Step 2: Convert to fraction form
    12,919,388,050.40/17,832,072,724.25 = 8,414,492,896.44/x
  3. Step 3: Cross multiply
    12,919,388,050.40x = 17,832,072,724.25 × 8,414,492,896.44
  4. Step 4: Simplify right side
    12,919,388,050.40x = 150,047,849,266,961,022,976
  5. Step 5: Solve for x
    x = 150,047,849,266,961,022,976/12,919,388,050.40
  6. Step 6: Final answer
    x = 11,614,160,723.53

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Why These Related Problems?

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