Finding the Fourth Proportional to 299,384,138.10, 449,076,207.15 and 184,498,403.70
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Solution
The fourth proportional to 299,384,138.10, 449,076,207.15 and 184,498,403.70 is: 276,747,605.55
Step by Step Solution
- Step 1: Write the proportion equation
299,384,138.10 : 449,076,207.15 = 184,498,403.70 : x - Step 2: Convert to fraction form
299,384,138.10/449,076,207.15 = 184,498,403.70/x - Step 3: Cross multiply
299,384,138.10x = 449,076,207.15 × 184,498,403.70 - Step 4: Simplify right side
299,384,138.10x = 82,853,843,358,825,520 - Step 5: Solve for x
x = 82,853,843,358,825,520/299,384,138.10 - Step 6: Final answer
x = 276,747,605.55
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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.