Finding the Fourth Proportional to 327,914,970.29, 491,958,601.70 and 117,846,865.70
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Solution
The fourth proportional to 327,914,970.29, 491,958,601.70 and 117,846,865.70 is: 176,801,258.00
Step by Step Solution
- Step 1: Write the proportion equation
327,914,970.29 : 491,958,601.70 = 117,846,865.70 : x - Step 2: Convert to fraction form
327,914,970.29/491,958,601.70 = 117,846,865.70/x - Step 3: Cross multiply
327,914,970.29x = 491,958,601.70 × 117,846,865.70 - Step 4: Simplify right side
327,914,970.29x = 57,975,779,263,910,456 - Step 5: Solve for x
x = 57,975,779,263,910,456/327,914,970.29 - Step 6: Final answer
x = 176,801,258.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.