Finding the Fourth Proportional to 167,184,438.40, 250,776,657.60 and 149,328,020.80
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Solution
The fourth proportional to 167,184,438.40, 250,776,657.60 and 149,328,020.80 is: 223,992,031.20
Step by Step Solution
- Step 1: Write the proportion equation
167,184,438.40 : 250,776,657.60 = 149,328,020.80 : x - Step 2: Convert to fraction form
167,184,438.40/250,776,657.60 = 149,328,020.80/x - Step 3: Cross multiply
167,184,438.40x = 250,776,657.60 × 149,328,020.80 - Step 4: Simplify right side
167,184,438.40x = 37,447,981,942,247,280 - Step 5: Solve for x
x = 37,447,981,942,247,280/167,184,438.40 - Step 6: Final answer
x = 223,992,031.20
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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.