Finding the Fourth Proportional to 5,439,632,000.70, 8,159,448,001.05 and 4,351,240,832.70
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Solution
The fourth proportional to 5,439,632,000.70, 8,159,448,001.05 and 4,351,240,832.70 is: 6,526,861,249.05
Step by Step Solution
- Step 1: Write the proportion equation
5,439,632,000.70 : 8,159,448,001.05 = 4,351,240,832.70 : x - Step 2: Convert to fraction form
5,439,632,000.70/8,159,448,001.05 = 4,351,240,832.70/x - Step 3: Cross multiply
5,439,632,000.70x = 8,159,448,001.05 × 4,351,240,832.70 - Step 4: Simplify right side
5,439,632,000.70x = 35,503,723,314,461,151,232 - Step 5: Solve for x
x = 35,503,723,314,461,151,232/5,439,632,000.70 - Step 6: Final answer
x = 6,526,861,249.05
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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.