Finding the Fourth Proportional to 3,240,901,695.57, 4,472,448,878.14 and 1,755,789,821.07
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Solution
The fourth proportional to 3,240,901,695.57, 4,472,448,878.14 and 1,755,789,821.07 is: 2,422,992,411.72
Step by Step Solution
- Step 1: Write the proportion equation
3,240,901,695.57 : 4,472,448,878.14 = 1,755,789,821.07 : x - Step 2: Convert to fraction form
3,240,901,695.57/4,472,448,878.14 = 1,755,789,821.07/x - Step 3: Cross multiply
3,240,901,695.57x = 4,472,448,878.14 × 1,755,789,821.07 - Step 4: Simplify right side
3,240,901,695.57x = 7,852,680,215,494,153,216 - Step 5: Solve for x
x = 7,852,680,215,494,153,216/3,240,901,695.57 - Step 6: Final answer
x = 2,422,992,411.72
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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.