Finding the Fourth Proportional to 8,329,350,911.26, 11,494,526,085.78 and 4,518,873,664.96
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Solution
The fourth proportional to 8,329,350,911.26, 11,494,526,085.78 and 4,518,873,664.96 is: 6,236,057,499.99
Step by Step Solution
- Step 1: Write the proportion equation
8,329,350,911.26 : 11,494,526,085.78 = 4,518,873,664.96 : x - Step 2: Convert to fraction form
8,329,350,911.26/11,494,526,085.78 = 4,518,873,664.96/x - Step 3: Cross multiply
8,329,350,911.26x = 11,494,526,085.78 × 4,518,873,664.96 - Step 4: Simplify right side
8,329,350,911.26x = 51,942,311,220,226,998,272 - Step 5: Solve for x
x = 51,942,311,220,226,998,272/8,329,350,911.26 - Step 6: Final answer
x = 6,236,057,499.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.