Finding the Fourth Proportional to 5,027,666,188.05, 6,939,023,626.49 and 2,914,444,020.69
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Solution
The fourth proportional to 5,027,666,188.05, 6,939,023,626.49 and 2,914,444,020.69 is: 4,022,422,165.92
Step by Step Solution
- Step 1: Write the proportion equation
5,027,666,188.05 : 6,939,023,626.49 = 2,914,444,020.69 : x - Step 2: Convert to fraction form
5,027,666,188.05/6,939,023,626.49 = 2,914,444,020.69/x - Step 3: Cross multiply
5,027,666,188.05x = 6,939,023,626.49 × 2,914,444,020.69 - Step 4: Simplify right side
5,027,666,188.05x = 20,223,395,917,635,846,144 - Step 5: Solve for x
x = 20,223,395,917,635,846,144/5,027,666,188.05 - Step 6: Final answer
x = 4,022,422,165.92
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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.