Finding the Fourth Proportional to 4,599,761,379.66, 6,352,906,754.79 and 3,091,769,661.96
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Solution
The fourth proportional to 4,599,761,379.66, 6,352,906,754.79 and 3,091,769,661.96 is: 4,270,161,590.68
Step by Step Solution
- Step 1: Write the proportion equation
4,599,761,379.66 : 6,352,906,754.79 = 3,091,769,661.96 : x - Step 2: Convert to fraction form
4,599,761,379.66/6,352,906,754.79 = 3,091,769,661.96/x - Step 3: Cross multiply
4,599,761,379.66x = 6,352,906,754.79 × 3,091,769,661.96 - Step 4: Simplify right side
4,599,761,379.66x = 19,641,724,369,720,479,744 - Step 5: Solve for x
x = 19,641,724,369,720,479,744/4,599,761,379.66 - Step 6: Final answer
x = 4,270,161,590.68
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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.