Finding the Fourth Proportional to 22,815,232,245.76, 34,198,694,349 and 7,674,387,809.80
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Solution
The fourth proportional to 22,815,232,245.76, 34,198,694,349 and 7,674,387,809.80 is: 11,503,456,997.32
Step by Step Solution
- Step 1: Write the proportion equation
22,815,232,245.76 : 34,198,694,349 = 7,674,387,809.80 : x - Step 2: Convert to fraction form
22,815,232,245.76/34,198,694,349 = 7,674,387,809.80/x - Step 3: Cross multiply
22,815,232,245.76x = 34,198,694,349 × 7,674,387,809.80 - Step 4: Simplify right side
22,815,232,245.76x = 262,454,043,023,041,757,184 - Step 5: Solve for x
x = 262,454,043,023,041,757,184/22,815,232,245.76 - Step 6: Final answer
x = 11,503,456,997.32
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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.