Finding the Fourth Proportional to 7,922,163,009.26, 10,932,691,550.83 and 4,305,258,544.02
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Solution
The fourth proportional to 7,922,163,009.26, 10,932,691,550.83 and 4,305,258,544.02 is: 5,941,314,720.90
Step by Step Solution
- Step 1: Write the proportion equation
7,922,163,009.26 : 10,932,691,550.83 = 4,305,258,544.02 : x - Step 2: Convert to fraction form
7,922,163,009.26/10,932,691,550.83 = 4,305,258,544.02/x - Step 3: Cross multiply
7,922,163,009.26x = 10,932,691,550.83 × 4,305,258,544.02 - Step 4: Simplify right side
7,922,163,009.26x = 47,068,063,708,291,661,824 - Step 5: Solve for x
x = 47,068,063,708,291,661,824/7,922,163,009.26 - Step 6: Final answer
x = 5,941,314,720.90
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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.