Finding the Fourth Proportional to 3,541,435,838.85, 5,313,303,106.98 and 1,054,318,279.41
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Solution
The fourth proportional to 3,541,435,838.85, 5,313,303,106.98 and 1,054,318,279.41 is: 1,581,819,590.88
Step by Step Solution
- Step 1: Write the proportion equation
3,541,435,838.85 : 5,313,303,106.98 = 1,054,318,279.41 : x - Step 2: Convert to fraction form
3,541,435,838.85/5,313,303,106.98 = 1,054,318,279.41/x - Step 3: Cross multiply
3,541,435,838.85x = 5,313,303,106.98 × 1,054,318,279.41 - Step 4: Simplify right side
3,541,435,838.85x = 5,601,912,589,734,960,128 - Step 5: Solve for x
x = 5,601,912,589,734,960,128/3,541,435,838.85 - Step 6: Final answer
x = 1,581,819,590.88
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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.