Finding the Fourth Proportional to 4,850,278,874.91, 6,693,472,021.05 and 2,844,560,628.05
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Solution
The fourth proportional to 4,850,278,874.91, 6,693,472,021.05 and 2,844,560,628.05 is: 3,925,544,791.76
Step by Step Solution
- Step 1: Write the proportion equation
4,850,278,874.91 : 6,693,472,021.05 = 2,844,560,628.05 : x - Step 2: Convert to fraction form
4,850,278,874.91/6,693,472,021.05 = 2,844,560,628.05/x - Step 3: Cross multiply
4,850,278,874.91x = 6,693,472,021.05 × 2,844,560,628.05 - Step 4: Simplify right side
4,850,278,874.91x = 19,039,986,975,999,623,168 - Step 5: Solve for x
x = 19,039,986,975,999,623,168/4,850,278,874.91 - Step 6: Final answer
x = 3,925,544,791.76
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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.