Finding the Fourth Proportional to 197,370,596.77, 296,225,956.28 and 136,828,838.05
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Solution
The fourth proportional to 197,370,596.77, 296,225,956.28 and 136,828,838.05 is: 205,361,153.39
Step by Step Solution
- Step 1: Write the proportion equation
197,370,596.77 : 296,225,956.28 = 136,828,838.05 : x - Step 2: Convert to fraction form
197,370,596.77/296,225,956.28 = 136,828,838.05/x - Step 3: Cross multiply
197,370,596.77x = 296,225,956.28 × 136,828,838.05 - Step 4: Simplify right side
197,370,596.77x = 40,532,253,396,617,792 - Step 5: Solve for x
x = 40,532,253,396,617,792/197,370,596.77 - Step 6: Final answer
x = 205,361,153.39
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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.