Finding the Fourth Proportional to 4,607,079,921.42, 6,362,161,236.36 and 4,356,089,145.26
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Solution
The fourth proportional to 4,607,079,921.42, 6,362,161,236.36 and 4,356,089,145.26 is: 6,015,554,749.39
Step by Step Solution
- Step 1: Write the proportion equation
4,607,079,921.42 : 6,362,161,236.36 = 4,356,089,145.26 : x - Step 2: Convert to fraction form
4,607,079,921.42/6,362,161,236.36 = 4,356,089,145.26/x - Step 3: Cross multiply
4,607,079,921.42x = 6,362,161,236.36 × 4,356,089,145.26 - Step 4: Simplify right side
4,607,079,921.42x = 27,714,141,502,117,638,144 - Step 5: Solve for x
x = 27,714,141,502,117,638,144/4,607,079,921.42 - Step 6: Final answer
x = 6,015,554,749.39
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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.