Finding the Fourth Proportional to 5,852,734,721.37, 8,076,781,913.67 and 3,176,514,942.12
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Solution
The fourth proportional to 5,852,734,721.37, 8,076,781,913.67 and 3,176,514,942.12 is: 4,383,594,961.06
Step by Step Solution
- Step 1: Write the proportion equation
5,852,734,721.37 : 8,076,781,913.67 = 3,176,514,942.12 : x - Step 2: Convert to fraction form
5,852,734,721.37/8,076,781,913.67 = 3,176,514,942.12/x - Step 3: Cross multiply
5,852,734,721.37x = 8,076,781,913.67 × 3,176,514,942.12 - Step 4: Simplify right side
5,852,734,721.37x = 25,656,018,433,017,323,520 - Step 5: Solve for x
x = 25,656,018,433,017,323,520/5,852,734,721.37 - Step 6: Final answer
x = 4,383,594,961.06
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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.