Finding the Fourth Proportional to 2,414,448,260.70, 3,621,672,391.05 and 863,490,846.30
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Solution
The fourth proportional to 2,414,448,260.70, 3,621,672,391.05 and 863,490,846.30 is: 1,295,236,269.45
Step by Step Solution
- Step 1: Write the proportion equation
2,414,448,260.70 : 3,621,672,391.05 = 863,490,846.30 : x - Step 2: Convert to fraction form
2,414,448,260.70/3,621,672,391.05 = 863,490,846.30/x - Step 3: Cross multiply
2,414,448,260.70x = 3,621,672,391.05 × 863,490,846.30 - Step 4: Simplify right side
2,414,448,260.70x = 3,127,280,957,969,108,992 - Step 5: Solve for x
x = 3,127,280,957,969,108,992/2,414,448,260.70 - Step 6: Final answer
x = 1,295,236,269.45
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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.