Home / 2,286,239,819.09-3,149,132,449.42-1,616,032,640.45

Finding the Fourth Proportional to 2,286,239,819.09, 3,149,132,449.42 and 1,616,032,640.45

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Solution

The fourth proportional to 2,286,239,819.09, 3,149,132,449.42 and 1,616,032,640.45 is: 2,225,969,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,239,819.09 : 3,149,132,449.42 = 1,616,032,640.45 : x
  2. Step 2: Convert to fraction form
    2,286,239,819.09/3,149,132,449.42 = 1,616,032,640.45/x
  3. Step 3: Cross multiply
    2,286,239,819.09x = 3,149,132,449.42 × 1,616,032,640.45
  4. Step 4: Simplify right side
    2,286,239,819.09x = 5,089,100,827,362,978,816
  5. Step 5: Solve for x
    x = 5,089,100,827,362,978,816/2,286,239,819.09
  6. Step 6: Final answer
    x = 2,225,969,815.10

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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.