Finding the Fourth Proportional to 109,305,361.94, 163,986,757.44 and 39,282,659.36
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Solution
The fourth proportional to 109,305,361.94, 163,986,757.44 and 39,282,659.36 is: 58,934,308.60
Step by Step Solution
- Step 1: Write the proportion equation
109,305,361.94 : 163,986,757.44 = 39,282,659.36 : x - Step 2: Convert to fraction form
109,305,361.94/163,986,757.44 = 39,282,659.36/x - Step 3: Cross multiply
109,305,361.94x = 163,986,757.44 × 39,282,659.36 - Step 4: Simplify right side
109,305,361.94x = 6,441,835,932,066,465 - Step 5: Solve for x
x = 6,441,835,932,066,465/109,305,361.94 - Step 6: Final answer
x = 58,934,308.60
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.