Finding the Fourth Proportional to 270,848,830.84, 406,218,927.66 and 132,614,878.84
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Solution
The fourth proportional to 270,848,830.84, 406,218,927.66 and 132,614,878.84 is: 198,895,722.41
Step by Step Solution
- Step 1: Write the proportion equation
270,848,830.84 : 406,218,927.66 = 132,614,878.84 : x - Step 2: Convert to fraction form
270,848,830.84/406,218,927.66 = 132,614,878.84/x - Step 3: Cross multiply
270,848,830.84x = 406,218,927.66 × 132,614,878.84 - Step 4: Simplify right side
270,848,830.84x = 53,870,673,874,145,632 - Step 5: Solve for x
x = 53,870,673,874,145,632/270,848,830.84 - Step 6: Final answer
x = 198,895,722.41
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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.