Finding the Fourth Proportional to 9,083,711,231.10, 13,625,566,846.65 and 8,879,637,887.10
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Solution
The fourth proportional to 9,083,711,231.10, 13,625,566,846.65 and 8,879,637,887.10 is: 13,319,456,830.65
Step by Step Solution
- Step 1: Write the proportion equation
9,083,711,231.10 : 13,625,566,846.65 = 8,879,637,887.10 : x - Step 2: Convert to fraction form
9,083,711,231.10/13,625,566,846.65 = 8,879,637,887.10/x - Step 3: Cross multiply
9,083,711,231.10x = 13,625,566,846.65 × 8,879,637,887.10 - Step 4: Simplify right side
9,083,711,231.10x = 120,990,099,604,727,021,568 - Step 5: Solve for x
x = 120,990,099,604,727,021,568/9,083,711,231.10 - Step 6: Final answer
x = 13,319,456,830.65
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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.