Finding the Fourth Proportional to 3,240,901,717.38, 4,472,448,908.24 and 1,755,789,842.88
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Solution
The fourth proportional to 3,240,901,717.38, 4,472,448,908.24 and 1,755,789,842.88 is: 2,422,992,441.82
Step by Step Solution
- Step 1: Write the proportion equation
3,240,901,717.38 : 4,472,448,908.24 = 1,755,789,842.88 : x - Step 2: Convert to fraction form
3,240,901,717.38/4,472,448,908.24 = 1,755,789,842.88/x - Step 3: Cross multiply
3,240,901,717.38x = 4,472,448,908.24 × 1,755,789,842.88 - Step 4: Simplify right side
3,240,901,717.38x = 7,852,680,365,887,537,152 - Step 5: Solve for x
x = 7,852,680,365,887,537,152/3,240,901,717.38 - Step 6: Final answer
x = 2,422,992,441.82
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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.