Finding the Fourth Proportional to 3,863,148,911.10, 5,794,723,366.65 and 3,243,276,128.70
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Solution
The fourth proportional to 3,863,148,911.10, 5,794,723,366.65 and 3,243,276,128.70 is: 4,864,914,193.05
Step by Step Solution
- Step 1: Write the proportion equation
3,863,148,911.10 : 5,794,723,366.65 = 3,243,276,128.70 : x - Step 2: Convert to fraction form
3,863,148,911.10/5,794,723,366.65 = 3,243,276,128.70/x - Step 3: Cross multiply
3,863,148,911.10x = 5,794,723,366.65 × 3,243,276,128.70 - Step 4: Simplify right side
3,863,148,911.10x = 18,793,887,967,476,039,680 - Step 5: Solve for x
x = 18,793,887,967,476,039,680/3,863,148,911.10 - Step 6: Final answer
x = 4,864,914,193.05
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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.