Finding the Fourth Proportional to 7,976,114,344.20, 11,953,477,135.48 and 6,207,620,555.96
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Solution
The fourth proportional to 7,976,114,344.20, 11,953,477,135.48 and 6,207,620,555.96 is: 9,303,107,651.08
Step by Step Solution
- Step 1: Write the proportion equation
7,976,114,344.20 : 11,953,477,135.48 = 6,207,620,555.96 : x - Step 2: Convert to fraction form
7,976,114,344.20/11,953,477,135.48 = 6,207,620,555.96/x - Step 3: Cross multiply
7,976,114,344.20x = 11,953,477,135.48 × 6,207,620,555.96 - Step 4: Simplify right side
7,976,114,344.20x = 74,202,650,381,403,504,640 - Step 5: Solve for x
x = 74,202,650,381,403,504,640/7,976,114,344.20 - Step 6: Final answer
x = 9,303,107,651.08
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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.