Finding the Fourth Proportional to 2,738,280,940,456.40, 4,107,553,512,625.60 and 900,378,930,682.75
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Solution
The fourth proportional to 2,738,280,940,456.40, 4,107,553,512,625.60 and 900,378,930,682.75 is: 1,350,611,832,693.69
Step by Step Solution
- Step 1: Write the proportion equation
2,738,280,940,456.40 : 4,107,553,512,625.60 = 900,378,930,682.75 : x - Step 2: Convert to fraction form
2,738,280,940,456.40/4,107,553,512,625.60 = 900,378,930,682.75/x - Step 3: Cross multiply
2,738,280,940,456.40x = 4,107,553,512,625.60 × 900,378,930,682.75 - Step 4: Simplify right side
2,738,280,940,456.40x = 3,698,354,639,420,011,713,658,880 - Step 5: Solve for x
x = 3,698,354,639,420,011,713,658,880/2,738,280,940,456.40 - Step 6: Final answer
x = 1,350,611,832,693.69
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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.