Home / 26,155,585,739.78-39,201,504,965.84-13,557,498,742.64

Finding the Fourth Proportional to 26,155,585,739.78, 39,201,504,965.84 and 13,557,498,742.64

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Solution

The fourth proportional to 26,155,585,739.78, 39,201,504,965.84 and 13,557,498,742.64 is: 20,319,726,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155,585,739.78 : 39,201,504,965.84 = 13,557,498,742.64 : x
  2. Step 2: Convert to fraction form
    26,155,585,739.78/39,201,504,965.84 = 13,557,498,742.64/x
  3. Step 3: Cross multiply
    26,155,585,739.78x = 39,201,504,965.84 × 13,557,498,742.64
  4. Step 4: Simplify right side
    26,155,585,739.78x = 531,474,354,283,707,695,104
  5. Step 5: Solve for x
    x = 531,474,354,283,707,695,104/26,155,585,739.78
  6. Step 6: Final answer
    x = 20,319,726,714.26

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1.5x scale

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.