Finding the Fourth Proportional to 4,278,795,635.67, 5,903,853,760.44 and 2,470,276,165.61
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Solution
The fourth proportional to 4,278,795,635.67, 5,903,853,760.44 and 2,470,276,165.61 is: 3,408,470,623.85
Step by Step Solution
- Step 1: Write the proportion equation
4,278,795,635.67 : 5,903,853,760.44 = 2,470,276,165.61 : x - Step 2: Convert to fraction form
4,278,795,635.67/5,903,853,760.44 = 2,470,276,165.61/x - Step 3: Cross multiply
4,278,795,635.67x = 5,903,853,760.44 × 2,470,276,165.61 - Step 4: Simplify right side
4,278,795,635.67x = 14,584,149,229,632,382,976 - Step 5: Solve for x
x = 14,584,149,229,632,382,976/4,278,795,635.67 - Step 6: Final answer
x = 3,408,470,623.85
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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.