Finding the Fourth Proportional to 106,014,361.68, 159,016,917.42 and 33,229,482.12
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Solution
The fourth proportional to 106,014,361.68, 159,016,917.42 and 33,229,482.12 is: 49,842,773.47
Step by Step Solution
- Step 1: Write the proportion equation
106,014,361.68 : 159,016,917.42 = 33,229,482.12 : x - Step 2: Convert to fraction form
106,014,361.68/159,016,917.42 = 33,229,482.12/x - Step 3: Cross multiply
106,014,361.68x = 159,016,917.42 × 33,229,482.12 - Step 4: Simplify right side
106,014,361.68x = 5,284,049,814,185,406 - Step 5: Solve for x
x = 5,284,049,814,185,406/106,014,361.68 - Step 6: Final answer
x = 49,842,773.47
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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.