Home / 1,338,704,987.60-2,008,057,481.40-948,414,717.20

Finding the Fourth Proportional to 1,338,704,987.60, 2,008,057,481.40 and 948,414,717.20

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Solution

The fourth proportional to 1,338,704,987.60, 2,008,057,481.40 and 948,414,717.20 is: 1,422,622,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,704,987.60 : 2,008,057,481.40 = 948,414,717.20 : x
  2. Step 2: Convert to fraction form
    1,338,704,987.60/2,008,057,481.40 = 948,414,717.20/x
  3. Step 3: Cross multiply
    1,338,704,987.60x = 2,008,057,481.40 × 948,414,717.20
  4. Step 4: Simplify right side
    1,338,704,987.60x = 1,904,471,268,343,325,440
  5. Step 5: Solve for x
    x = 1,904,471,268,343,325,440/1,338,704,987.60
  6. Step 6: Final answer
    x = 1,422,622,075.80

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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.