Finding the Fourth Proportional to 146,045,735.97, 201,542,378.63 and 79,965,033.45
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Solution
The fourth proportional to 146,045,735.97, 201,542,378.63 and 79,965,033.45 is: 110,351,342.62
Step by Step Solution
- Step 1: Write the proportion equation
146,045,735.97 : 201,542,378.63 = 79,965,033.45 : x - Step 2: Convert to fraction form
146,045,735.97/201,542,378.63 = 79,965,033.45/x - Step 3: Cross multiply
146,045,735.97x = 201,542,378.63 × 79,965,033.45 - Step 4: Simplify right side
146,045,735.97x = 16,116,343,048,340,690 - Step 5: Solve for x
x = 16,116,343,048,340,690/146,045,735.97 - Step 6: Final answer
x = 110,351,342.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.