Finding the Fourth Proportional to 5,572,476,601.20, 8,358,714,901.80 and 2,256,284,761.20
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Solution
The fourth proportional to 5,572,476,601.20, 8,358,714,901.80 and 2,256,284,761.20 is: 3,384,427,141.80
Step by Step Solution
- Step 1: Write the proportion equation
5,572,476,601.20 : 8,358,714,901.80 = 2,256,284,761.20 : x - Step 2: Convert to fraction form
5,572,476,601.20/8,358,714,901.80 = 2,256,284,761.20/x - Step 3: Cross multiply
5,572,476,601.20x = 8,358,714,901.80 × 2,256,284,761.20 - Step 4: Simplify right side
5,572,476,601.20x = 18,859,641,056,146,694,144 - Step 5: Solve for x
x = 18,859,641,056,146,694,144/5,572,476,601.20 - Step 6: Final answer
x = 3,384,427,141.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.