Finding the Fourth Proportional to 5,981,457,397.20, 8,972,186,095.80 and 4,022,353,294.80
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Solution
The fourth proportional to 5,981,457,397.20, 8,972,186,095.80 and 4,022,353,294.80 is: 6,033,529,942.20
Step by Step Solution
- Step 1: Write the proportion equation
5,981,457,397.20 : 8,972,186,095.80 = 4,022,353,294.80 : x - Step 2: Convert to fraction form
5,981,457,397.20/8,972,186,095.80 = 4,022,353,294.80/x - Step 3: Cross multiply
5,981,457,397.20x = 8,972,186,095.80 × 4,022,353,294.80 - Step 4: Simplify right side
5,981,457,397.20x = 36,089,302,303,999,877,120 - Step 5: Solve for x
x = 36,089,302,303,999,877,120/5,981,457,397.20 - Step 6: Final answer
x = 6,033,529,942.20
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1.5x scale
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.