Finding the Fourth Proportional to 197,802,604.20, 296,703,906.30 and 168,577,285.80
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Solution
The fourth proportional to 197,802,604.20, 296,703,906.30 and 168,577,285.80 is: 252,865,928.70
Step by Step Solution
- Step 1: Write the proportion equation
197,802,604.20 : 296,703,906.30 = 168,577,285.80 : x - Step 2: Convert to fraction form
197,802,604.20/296,703,906.30 = 168,577,285.80/x - Step 3: Cross multiply
197,802,604.20x = 296,703,906.30 × 168,577,285.80 - Step 4: Simplify right side
197,802,604.20x = 50,017,539,210,311,528 - Step 5: Solve for x
x = 50,017,539,210,311,528/197,802,604.20 - Step 6: Final answer
x = 252,865,928.70
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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.