Finding the Fourth Proportional to 7,565,185,330.80, 11,347,777,996.20 and 4,662,808,882.80
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Solution
The fourth proportional to 7,565,185,330.80, 11,347,777,996.20 and 4,662,808,882.80 is: 6,994,213,324.20
Step by Step Solution
- Step 1: Write the proportion equation
7,565,185,330.80 : 11,347,777,996.20 = 4,662,808,882.80 : x - Step 2: Convert to fraction form
7,565,185,330.80/11,347,777,996.20 = 4,662,808,882.80/x - Step 3: Cross multiply
7,565,185,330.80x = 11,347,777,996.20 × 4,662,808,882.80 - Step 4: Simplify right side
7,565,185,330.80x = 52,912,520,040,723,750,912 - Step 5: Solve for x
x = 52,912,520,040,723,750,912/7,565,185,330.80 - Step 6: Final answer
x = 6,994,213,324.20
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Double scale
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Similar ratio
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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.