Finding the Fourth Proportional to 14,078,541,449.66, 19,430,052,773.99 and 8,362,848,458.09
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Solution
The fourth proportional to 14,078,541,449.66, 19,430,052,773.99 and 8,362,848,458.09 is: 11,541,720,245.84
Step by Step Solution
- Step 1: Write the proportion equation
14,078,541,449.66 : 19,430,052,773.99 = 8,362,848,458.09 : x - Step 2: Convert to fraction form
14,078,541,449.66/19,430,052,773.99 = 8,362,848,458.09/x - Step 3: Cross multiply
14,078,541,449.66x = 19,430,052,773.99 × 8,362,848,458.09 - Step 4: Simplify right side
14,078,541,449.66x = 162,490,586,881,497,530,368 - Step 5: Solve for x
x = 162,490,586,881,497,530,368/14,078,541,449.66 - Step 6: Final answer
x = 11,541,720,245.84
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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.