Finding the Fourth Proportional to 7,558,287,343.80, 11,337,431,015.70 and 6,333,847,279.80
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Solution
The fourth proportional to 7,558,287,343.80, 11,337,431,015.70 and 6,333,847,279.80 is: 9,500,770,919.70
Step by Step Solution
- Step 1: Write the proportion equation
7,558,287,343.80 : 11,337,431,015.70 = 6,333,847,279.80 : x - Step 2: Convert to fraction form
7,558,287,343.80/11,337,431,015.70 = 6,333,847,279.80/x - Step 3: Cross multiply
7,558,287,343.80x = 11,337,431,015.70 × 6,333,847,279.80 - Step 4: Simplify right side
7,558,287,343.80x = 71,809,556,598,711,599,104 - Step 5: Solve for x
x = 71,809,556,598,711,599,104/7,558,287,343.80 - Step 6: Final answer
x = 9,500,770,919.70
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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.