Finding the Fourth Proportional to 144,841,278.71, 199,874,880.24 and 82,121,596.04
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Solution
The fourth proportional to 144,841,278.71, 199,874,880.24 and 82,121,596.04 is: 113,324,352.84
Step by Step Solution
- Step 1: Write the proportion equation
144,841,278.71 : 199,874,880.24 = 82,121,596.04 : x - Step 2: Convert to fraction form
144,841,278.71/199,874,880.24 = 82,121,596.04/x - Step 3: Cross multiply
144,841,278.71x = 199,874,880.24 × 82,121,596.04 - Step 4: Simplify right side
144,841,278.71x = 16,414,044,173,612,660 - Step 5: Solve for x
x = 16,414,044,173,612,660/144,841,278.71 - Step 6: Final answer
x = 113,324,352.84
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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.