Finding the Fourth Proportional to 195,902,311.82, 270,337,072.17 and 106,594,624.71
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Solution
The fourth proportional to 195,902,311.82, 270,337,072.17 and 106,594,624.71 is: 147,096,164.85
Step by Step Solution
- Step 1: Write the proportion equation
195,902,311.82 : 270,337,072.17 = 106,594,624.71 : x - Step 2: Convert to fraction form
195,902,311.82/270,337,072.17 = 106,594,624.71/x - Step 3: Cross multiply
195,902,311.82x = 270,337,072.17 × 106,594,624.71 - Step 4: Simplify right side
195,902,311.82x = 28,816,478,752,628,364 - Step 5: Solve for x
x = 28,816,478,752,628,364/195,902,311.82 - Step 6: Final answer
x = 147,096,164.85
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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.