Finding the Fourth Proportional to 10,185,582,324.26, 15,278,369,890.38 and 2,723,971,178.43
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Solution
The fourth proportional to 10,185,582,324.26, 15,278,369,890.38 and 2,723,971,178.43 is: 4,085,955,805.95
Step by Step Solution
- Step 1: Write the proportion equation
10,185,582,324.26 : 15,278,369,890.38 = 2,723,971,178.43 : x - Step 2: Convert to fraction form
10,185,582,324.26/15,278,369,890.38 = 2,723,971,178.43/x - Step 3: Cross multiply
10,185,582,324.26x = 15,278,369,890.38 × 2,723,971,178.43 - Step 4: Simplify right side
10,185,582,324.26x = 41,617,839,234,776,940,544 - Step 5: Solve for x
x = 41,617,839,234,776,940,544/10,185,582,324.26 - Step 6: Final answer
x = 4,085,955,805.95
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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.