Home / 3,868,318,496.56-5,338,297,603.02-2,197,659,311.32

Finding the Fourth Proportional to 3,868,318,496.56, 5,338,297,603.02 and 2,197,659,311.32

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Solution

The fourth proportional to 3,868,318,496.56, 5,338,297,603.02 and 2,197,659,311.32 is: 3,032,780,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,318,496.56 : 5,338,297,603.02 = 2,197,659,311.32 : x
  2. Step 2: Convert to fraction form
    3,868,318,496.56/5,338,297,603.02 = 2,197,659,311.32/x
  3. Step 3: Cross multiply
    3,868,318,496.56x = 5,338,297,603.02 × 2,197,659,311.32
  4. Step 4: Simplify right side
    3,868,318,496.56x = 11,731,759,433,874,141,184
  5. Step 5: Solve for x
    x = 11,731,759,433,874,141,184/3,868,318,496.56
  6. Step 6: Final answer
    x = 3,032,780,119.92

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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.