Finding the Fourth Proportional to 3,840,568,307.44, 5,300,836,887.76 and 2,334,874,718.09
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Solution
The fourth proportional to 3,840,568,307.44, 5,300,836,887.76 and 2,334,874,718.09 is: 3,222,645,463.69
Step by Step Solution
- Step 1: Write the proportion equation
3,840,568,307.44 : 5,300,836,887.76 = 2,334,874,718.09 : x - Step 2: Convert to fraction form
3,840,568,307.44/5,300,836,887.76 = 2,334,874,718.09/x - Step 3: Cross multiply
3,840,568,307.44x = 5,300,836,887.76 × 2,334,874,718.09 - Step 4: Simplify right side
3,840,568,307.44x = 12,376,790,033,957,117,952 - Step 5: Solve for x
x = 12,376,790,033,957,117,952/3,840,568,307.44 - Step 6: Final answer
x = 3,222,645,463.69
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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.