Finding the Fourth Proportional to 71,845,335.24, 107,836,135.42 and 44,468,816.44
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Solution
The fourth proportional to 71,845,335.24, 107,836,135.42 and 44,468,816.44 is: 66,745,395.45
Step by Step Solution
- Step 1: Write the proportion equation
71,845,335.24 : 107,836,135.42 = 44,468,816.44 : x - Step 2: Convert to fraction form
71,845,335.24/107,836,135.42 = 44,468,816.44/x - Step 3: Cross multiply
71,845,335.24x = 107,836,135.42 × 44,468,816.44 - Step 4: Simplify right side
71,845,335.24x = 4,795,345,311,590,962 - Step 5: Solve for x
x = 4,795,345,311,590,962/71,845,335.24 - Step 6: Final answer
x = 66,745,395.45
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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.