Home / 16,355,347,028.87-22,570,378,943.28-8,836,968,164.21

Finding the Fourth Proportional to 16,355,347,028.87, 22,570,378,943.28 and 8,836,968,164.21

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Solution

The fourth proportional to 16,355,347,028.87, 22,570,378,943.28 and 8,836,968,164.21 is: 12,195,016,090.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,355,347,028.87 : 22,570,378,943.28 = 8,836,968,164.21 : x
  2. Step 2: Convert to fraction form
    16,355,347,028.87/22,570,378,943.28 = 8,836,968,164.21/x
  3. Step 3: Cross multiply
    16,355,347,028.87x = 22,570,378,943.28 × 8,836,968,164.21
  4. Step 4: Simplify right side
    16,355,347,028.87x = 199,453,720,175,904,915,456
  5. Step 5: Solve for x
    x = 199,453,720,175,904,915,456/16,355,347,028.87
  6. Step 6: Final answer
    x = 12,195,016,090.08

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1.5x scale

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.