Finding the Fourth Proportional to 329,039,496.36, 453,809,740.36 and 289,261,977
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Solution
The fourth proportional to 329,039,496.36, 453,809,740.36 and 289,261,977 is: 398,948,770.99
Step by Step Solution
- Step 1: Write the proportion equation
329,039,496.36 : 453,809,740.36 = 289,261,977 : x - Step 2: Convert to fraction form
329,039,496.36/453,809,740.36 = 289,261,977/x - Step 3: Cross multiply
329,039,496.36x = 453,809,740.36 × 289,261,977 - Step 4: Simplify right side
329,039,496.36x = 131,269,902,678,390,288 - Step 5: Solve for x
x = 131,269,902,678,390,288/329,039,496.36 - Step 6: Final answer
x = 398,948,770.99
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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.