Finding the Fourth Proportional to 146,431,912.24, 202,075,479.63 and 80,353,515.16
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Solution
The fourth proportional to 146,431,912.24, 202,075,479.63 and 80,353,515.16 is: 110,887,544.03
Step by Step Solution
- Step 1: Write the proportion equation
146,431,912.24 : 202,075,479.63 = 80,353,515.16 : x - Step 2: Convert to fraction form
146,431,912.24/202,075,479.63 = 80,353,515.16/x - Step 3: Cross multiply
146,431,912.24x = 202,075,479.63 × 80,353,515.16 - Step 4: Simplify right side
146,431,912.24x = 16,237,475,115,256,196 - Step 5: Solve for x
x = 16,237,475,115,256,196/146,431,912.24 - Step 6: Final answer
x = 110,887,544.03
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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.