Finding the Fourth Proportional to 207,578,431.33, 311,370,665.04 and 54,224,504.17
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Solution
The fourth proportional to 207,578,431.33, 311,370,665.04 and 54,224,504.17 is: 81,337,544.64
Step by Step Solution
- Step 1: Write the proportion equation
207,578,431.33 : 311,370,665.04 = 54,224,504.17 : x - Step 2: Convert to fraction form
207,578,431.33/311,370,665.04 = 54,224,504.17/x - Step 3: Cross multiply
207,578,431.33x = 311,370,665.04 × 54,224,504.17 - Step 4: Simplify right side
207,578,431.33x = 16,883,919,924,098,726 - Step 5: Solve for x
x = 16,883,919,924,098,726/207,578,431.33 - Step 6: Final answer
x = 81,337,544.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.