Home / 2,938,629,257.64-4,055,308,449.48-1,618,529,813.64

Finding the Fourth Proportional to 2,938,629,257.64, 4,055,308,449.48 and 1,618,529,813.64

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Solution

The fourth proportional to 2,938,629,257.64, 4,055,308,449.48 and 1,618,529,813.64 is: 2,233,571,183.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,629,257.64 : 4,055,308,449.48 = 1,618,529,813.64 : x
  2. Step 2: Convert to fraction form
    2,938,629,257.64/4,055,308,449.48 = 1,618,529,813.64/x
  3. Step 3: Cross multiply
    2,938,629,257.64x = 4,055,308,449.48 × 1,618,529,813.64
  4. Step 4: Simplify right side
    2,938,629,257.64x = 6,563,637,628,989,582,336
  5. Step 5: Solve for x
    x = 6,563,637,628,989,582,336/2,938,629,257.64
  6. Step 6: Final answer
    x = 2,233,571,183.55

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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.