Finding the Fourth Proportional to 146,750,186.76, 202,519,790.64 and 80,675,733.84
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Solution
The fourth proportional to 146,750,186.76, 202,519,790.64 and 80,675,733.84 is: 111,335,004.66
Step by Step Solution
- Step 1: Write the proportion equation
146,750,186.76 : 202,519,790.64 = 80,675,733.84 : x - Step 2: Convert to fraction form
146,750,186.76/202,519,790.64 = 80,675,733.84/x - Step 3: Cross multiply
146,750,186.76x = 202,519,790.64 × 80,675,733.84 - Step 4: Simplify right side
146,750,186.76x = 16,338,432,727,005,162 - Step 5: Solve for x
x = 16,338,432,727,005,162/146,750,186.76 - Step 6: Final answer
x = 111,335,004.66
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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.