Finding the Fourth Proportional to 6,518,588,814.91, 8,995,869,578.42 and 3,661,233,779.62
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Solution
The fourth proportional to 6,518,588,814.91, 8,995,869,578.42 and 3,661,233,779.62 is: 5,052,624,503.98
Step by Step Solution
- Step 1: Write the proportion equation
6,518,588,814.91 : 8,995,869,578.42 = 3,661,233,779.62 : x - Step 2: Convert to fraction form
6,518,588,814.91/8,995,869,578.42 = 3,661,233,779.62/x - Step 3: Cross multiply
6,518,588,814.91x = 8,995,869,578.42 × 3,661,233,779.62 - Step 4: Simplify right side
6,518,588,814.91x = 32,935,981,577,567,232,000 - Step 5: Solve for x
x = 32,935,981,577,567,232,000/6,518,588,814.91 - Step 6: Final answer
x = 5,052,624,503.98
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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.