Home / 2,690,171,999.70-4,035,257,999.55-1,955,507,961.30

Finding the Fourth Proportional to 2,690,171,999.70, 4,035,257,999.55 and 1,955,507,961.30

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Solution

The fourth proportional to 2,690,171,999.70, 4,035,257,999.55 and 1,955,507,961.30 is: 2,933,261,941.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,171,999.70 : 4,035,257,999.55 = 1,955,507,961.30 : x
  2. Step 2: Convert to fraction form
    2,690,171,999.70/4,035,257,999.55 = 1,955,507,961.30/x
  3. Step 3: Cross multiply
    2,690,171,999.70x = 4,035,257,999.55 × 1,955,507,961.30
  4. Step 4: Simplify right side
    2,690,171,999.70x = 7,890,979,144,019,536,896
  5. Step 5: Solve for x
    x = 7,890,979,144,019,536,896/2,690,171,999.70
  6. Step 6: Final answer
    x = 2,933,261,941.95

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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.