Finding the Fourth Proportional to 6,376,173,817.74, 8,802,305,485.10 and 3,965,633,295.09
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Solution
The fourth proportional to 6,376,173,817.74, 8,802,305,485.10 and 3,965,633,295.09 is: 5,474,555,227.48
Step by Step Solution
- Step 1: Write the proportion equation
6,376,173,817.74 : 8,802,305,485.10 = 3,965,633,295.09 : x - Step 2: Convert to fraction form
6,376,173,817.74/8,802,305,485.10 = 3,965,633,295.09/x - Step 3: Cross multiply
6,376,173,817.74x = 8,802,305,485.10 × 3,965,633,295.09 - Step 4: Simplify right side
6,376,173,817.74x = 34,906,715,705,246,064,640 - Step 5: Solve for x
x = 34,906,715,705,246,064,640/6,376,173,817.74 - Step 6: Final answer
x = 5,474,555,227.48
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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.