Finding the Fourth Proportional to 413,728,851.70, 620,593,277.55 and 183,453,498.10
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Solution
The fourth proportional to 413,728,851.70, 620,593,277.55 and 183,453,498.10 is: 275,180,247.15
Step by Step Solution
- Step 1: Write the proportion equation
413,728,851.70 : 620,593,277.55 = 183,453,498.10 : x - Step 2: Convert to fraction form
413,728,851.70/620,593,277.55 = 183,453,498.10/x - Step 3: Cross multiply
413,728,851.70x = 620,593,277.55 × 183,453,498.10 - Step 4: Simplify right side
413,728,851.70x = 113,850,007,663,891,680 - Step 5: Solve for x
x = 113,850,007,663,891,680/413,728,851.70 - Step 6: Final answer
x = 275,180,247.15
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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.