Finding the Fourth Proportional to 322,519,453.98, 445,114,631.96 and 183,311,141.24
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Solution
The fourth proportional to 322,519,453.98, 445,114,631.96 and 183,311,141.24 is: 252,990,851.12
Step by Step Solution
- Step 1: Write the proportion equation
322,519,453.98 : 445,114,631.96 = 183,311,141.24 : x - Step 2: Convert to fraction form
322,519,453.98/445,114,631.96 = 183,311,141.24/x - Step 3: Cross multiply
322,519,453.98x = 445,114,631.96 × 183,311,141.24 - Step 4: Simplify right side
322,519,453.98x = 81,594,471,164,068,048 - Step 5: Solve for x
x = 81,594,471,164,068,048/322,519,453.98 - Step 6: Final answer
x = 252,990,851.12
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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.