Finding the Fourth Proportional to 197,517,619.98, 296,275,583.79 and 49,966,576.56
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Solution
The fourth proportional to 197,517,619.98, 296,275,583.79 and 49,966,576.56 is: 74,949,650.78
Step by Step Solution
- Step 1: Write the proportion equation
197,517,619.98 : 296,275,583.79 = 49,966,576.56 : x - Step 2: Convert to fraction form
197,517,619.98/296,275,583.79 = 49,966,576.56/x - Step 3: Cross multiply
197,517,619.98x = 296,275,583.79 × 49,966,576.56 - Step 4: Simplify right side
197,517,619.98x = 14,803,876,640,301,732 - Step 5: Solve for x
x = 14,803,876,640,301,732/197,517,619.98 - Step 6: Final answer
x = 74,949,650.78
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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.