Home / 2,179,099,363.48-3,268,627,505.70-998,344,919.32

Finding the Fourth Proportional to 2,179,099,363.48, 3,268,627,505.70 and 998,344,919.32

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Solution

The fourth proportional to 2,179,099,363.48, 3,268,627,505.70 and 998,344,919.32 is: 1,497,507,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,099,363.48 : 3,268,627,505.70 = 998,344,919.32 : x
  2. Step 2: Convert to fraction form
    2,179,099,363.48/3,268,627,505.70 = 998,344,919.32/x
  3. Step 3: Cross multiply
    2,179,099,363.48x = 3,268,627,505.70 × 998,344,919.32
  4. Step 4: Simplify right side
    2,179,099,363.48x = 3,263,217,663,465,199,104
  5. Step 5: Solve for x
    x = 3,263,217,663,465,199,104/2,179,099,363.48
  6. Step 6: Final answer
    x = 1,497,507,510.74

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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.