Finding the Fourth Proportional to 179,810,680.72, 248,138,729.76 and 97,304,465.44
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Solution
The fourth proportional to 179,810,680.72, 248,138,729.76 and 97,304,465.44 is: 134,280,157.09
Step by Step Solution
- Step 1: Write the proportion equation
179,810,680.72 : 248,138,729.76 = 97,304,465.44 : x - Step 2: Convert to fraction form
179,810,680.72/248,138,729.76 = 97,304,465.44/x - Step 3: Cross multiply
179,810,680.72x = 248,138,729.76 × 97,304,465.44 - Step 4: Simplify right side
179,810,680.72x = 24,145,006,454,257,416 - Step 5: Solve for x
x = 24,145,006,454,257,416/179,810,680.72 - Step 6: Final answer
x = 134,280,157.09
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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.