Finding the Fourth Proportional to 4,313,771,621, 5,952,946,631.92 and 2,408,562,442.70
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Solution
The fourth proportional to 4,313,771,621, 5,952,946,631.92 and 2,408,562,442.70 is: 3,323,783,672.56
Step by Step Solution
- Step 1: Write the proportion equation
4,313,771,621 : 5,952,946,631.92 = 2,408,562,442.70 : x - Step 2: Convert to fraction form
4,313,771,621/5,952,946,631.92 = 2,408,562,442.70/x - Step 3: Cross multiply
4,313,771,621x = 5,952,946,631.92 × 2,408,562,442.70 - Step 4: Simplify right side
4,313,771,621x = 14,338,043,681,039,972,352 - Step 5: Solve for x
x = 14,338,043,681,039,972,352/4,313,771,621 - Step 6: Final answer
x = 3,323,783,672.56
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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.