Finding the Fourth Proportional to 7,994,416,821.37, 11,995,054,914.62 and 3,090,534,365.05
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Solution
The fourth proportional to 7,994,416,821.37, 11,995,054,914.62 and 3,090,534,365.05 is: 4,637,127,416.87
Step by Step Solution
- Step 1: Write the proportion equation
7,994,416,821.37 : 11,995,054,914.62 = 3,090,534,365.05 : x - Step 2: Convert to fraction form
7,994,416,821.37/11,995,054,914.62 = 3,090,534,365.05/x - Step 3: Cross multiply
7,994,416,821.37x = 11,995,054,914.62 × 3,090,534,365.05 - Step 4: Simplify right side
7,994,416,821.37x = 37,071,129,424,295,010,304 - Step 5: Solve for x
x = 37,071,129,424,295,010,304/7,994,416,821.37 - Step 6: Final answer
x = 4,637,127,416.87
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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.