Finding the Fourth Proportional to 7,994,416,822.37, 11,995,054,916.12 and 3,090,534,366.05
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Solution
The fourth proportional to 7,994,416,822.37, 11,995,054,916.12 and 3,090,534,366.05 is: 4,637,127,418.37
Step by Step Solution
- Step 1: Write the proportion equation
7,994,416,822.37 : 11,995,054,916.12 = 3,090,534,366.05 : x - Step 2: Convert to fraction form
7,994,416,822.37/11,995,054,916.12 = 3,090,534,366.05/x - Step 3: Cross multiply
7,994,416,822.37x = 11,995,054,916.12 × 3,090,534,366.05 - Step 4: Simplify right side
7,994,416,822.37x = 37,071,129,440,925,868,032 - Step 5: Solve for x
x = 37,071,129,440,925,868,032/7,994,416,822.37 - Step 6: Final answer
x = 4,637,127,418.37
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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.