Finding the Fourth Proportional to 9,910,189,366.20, 14,865,284,049.30 and 6,965,793,649.80
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Solution
The fourth proportional to 9,910,189,366.20, 14,865,284,049.30 and 6,965,793,649.80 is: 10,448,690,474.70
Step by Step Solution
- Step 1: Write the proportion equation
9,910,189,366.20 : 14,865,284,049.30 = 6,965,793,649.80 : x - Step 2: Convert to fraction form
9,910,189,366.20/14,865,284,049.30 = 6,965,793,649.80/x - Step 3: Cross multiply
9,910,189,366.20x = 14,865,284,049.30 × 6,965,793,649.80 - Step 4: Simplify right side
9,910,189,366.20x = 103,548,501,233,087,168,512 - Step 5: Solve for x
x = 103,548,501,233,087,168,512/9,910,189,366.20 - Step 6: Final answer
x = 10,448,690,474.70
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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.