Finding the Fourth Proportional to 8,317,649,551.26, 12,473,840,216.60 and 2,720,293,364.46
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Solution
The fourth proportional to 8,317,649,551.26, 12,473,840,216.60 and 2,720,293,364.46 is: 4,079,578,558.99
Step by Step Solution
- Step 1: Write the proportion equation
8,317,649,551.26 : 12,473,840,216.60 = 2,720,293,364.46 : x - Step 2: Convert to fraction form
8,317,649,551.26/12,473,840,216.60 = 2,720,293,364.46/x - Step 3: Cross multiply
8,317,649,551.26x = 12,473,840,216.60 × 2,720,293,364.46 - Step 4: Simplify right side
8,317,649,551.26x = 33,932,504,770,551,271,424 - Step 5: Solve for x
x = 33,932,504,770,551,271,424/8,317,649,551.26 - Step 6: Final answer
x = 4,079,578,558.99
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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.