Finding the Fourth Proportional to 8,935,324,041.26, 12,332,087,728.18 and 6,788,397,781.80
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Solution
The fourth proportional to 8,935,324,041.26, 12,332,087,728.18 and 6,788,397,781.80 is: 9,369,007,390.48
Step by Step Solution
- Step 1: Write the proportion equation
8,935,324,041.26 : 12,332,087,728.18 = 6,788,397,781.80 : x - Step 2: Convert to fraction form
8,935,324,041.26/12,332,087,728.18 = 6,788,397,781.80/x - Step 3: Cross multiply
8,935,324,041.26x = 12,332,087,728.18 × 6,788,397,781.80 - Step 4: Simplify right side
8,935,324,041.26x = 83,715,116,978,940,116,992 - Step 5: Solve for x
x = 83,715,116,978,940,116,992/8,935,324,041.26 - Step 6: Final answer
x = 9,369,007,390.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.