Finding the Fourth Proportional to 4,845,493,905.96, 6,686,781,786.36 and 2,617,826,086.92
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Solution
The fourth proportional to 4,845,493,905.96, 6,686,781,786.36 and 2,617,826,086.92 is: 3,612,600,105.91
Step by Step Solution
- Step 1: Write the proportion equation
4,845,493,905.96 : 6,686,781,786.36 = 2,617,826,086.92 : x - Step 2: Convert to fraction form
4,845,493,905.96/6,686,781,786.36 = 2,617,826,086.92/x - Step 3: Cross multiply
4,845,493,905.96x = 6,686,781,786.36 × 2,617,826,086.92 - Step 4: Simplify right side
4,845,493,905.96x = 17,504,831,797,874,724,864 - Step 5: Solve for x
x = 17,504,831,797,874,724,864/4,845,493,905.96 - Step 6: Final answer
x = 3,612,600,105.91
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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.