Finding the Fourth Proportional to 25,269,234,728.18, 37,906,182,212.62 and 8,252,089,472.99
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Solution
The fourth proportional to 25,269,234,728.18, 37,906,182,212.62 and 8,252,089,472.99 is: 12,378,895,149.09
Step by Step Solution
- Step 1: Write the proportion equation
25,269,234,728.18 : 37,906,182,212.62 = 8,252,089,472.99 : x - Step 2: Convert to fraction form
25,269,234,728.18/37,906,182,212.62 = 8,252,089,472.99/x - Step 3: Cross multiply
25,269,234,728.18x = 37,906,182,212.62 × 8,252,089,472.99 - Step 4: Simplify right side
25,269,234,728.18x = 312,805,207,197,898,833,920 - Step 5: Solve for x
x = 312,805,207,197,898,833,920/25,269,234,728.18 - Step 6: Final answer
x = 12,378,895,149.09
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1.5x scale
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.