Home / 20,764,913,179.44-31,147,370,129.94-5,043,631,874.28

Finding the Fourth Proportional to 20,764,913,179.44, 31,147,370,129.94 and 5,043,631,874.28

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Solution

The fourth proportional to 20,764,913,179.44, 31,147,370,129.94 and 5,043,631,874.28 is: 7,565,447,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,764,913,179.44 : 31,147,370,129.94 = 5,043,631,874.28 : x
  2. Step 2: Convert to fraction form
    20,764,913,179.44/31,147,370,129.94 = 5,043,631,874.28/x
  3. Step 3: Cross multiply
    20,764,913,179.44x = 31,147,370,129.94 × 5,043,631,874.28
  4. Step 4: Simplify right side
    20,764,913,179.44x = 157,095,868,787,362,168,832
  5. Step 5: Solve for x
    x = 157,095,868,787,362,168,832/20,764,913,179.44
  6. Step 6: Final answer
    x = 7,565,447,899.05

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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.