Home / 1,151,215,081.26-1,588,681,598.62-622,579,067.32

Finding the Fourth Proportional to 1,151,215,081.26, 1,588,681,598.62 and 622,579,067.32

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Solution

The fourth proportional to 1,151,215,081.26, 1,588,681,598.62 and 622,579,067.32 is: 859,161,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,215,081.26 : 1,588,681,598.62 = 622,579,067.32 : x
  2. Step 2: Convert to fraction form
    1,151,215,081.26/1,588,681,598.62 = 622,579,067.32/x
  3. Step 3: Cross multiply
    1,151,215,081.26x = 1,588,681,598.62 × 622,579,067.32
  4. Step 4: Simplify right side
    1,151,215,081.26x = 989,079,907,929,342,848
  5. Step 5: Solve for x
    x = 989,079,907,929,342,848/1,151,215,081.26
  6. Step 6: Final answer
    x = 859,161,701.43

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Double scale
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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.