Finding the Fourth Proportional to 7,553,621,076.30, 11,330,431,614.45 and 7,094,078,138.70
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Solution
The fourth proportional to 7,553,621,076.30, 11,330,431,614.45 and 7,094,078,138.70 is: 10,641,117,208.05
Step by Step Solution
- Step 1: Write the proportion equation
7,553,621,076.30 : 11,330,431,614.45 = 7,094,078,138.70 : x - Step 2: Convert to fraction form
7,553,621,076.30/11,330,431,614.45 = 7,094,078,138.70/x - Step 3: Cross multiply
7,553,621,076.30x = 11,330,431,614.45 × 7,094,078,138.70 - Step 4: Simplify right side
7,553,621,076.30x = 80,378,967,218,105,090,048 - Step 5: Solve for x
x = 80,378,967,218,105,090,048/7,553,621,076.30 - Step 6: Final answer
x = 10,641,117,208.05
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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.