Finding the Fourth Proportional to 2,417,253,104.80, 3,625,879,657.20 and 2,131,550,423.20
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Solution
The fourth proportional to 2,417,253,104.80, 3,625,879,657.20 and 2,131,550,423.20 is: 3,197,325,634.80
Step by Step Solution
- Step 1: Write the proportion equation
2,417,253,104.80 : 3,625,879,657.20 = 2,131,550,423.20 : x - Step 2: Convert to fraction form
2,417,253,104.80/3,625,879,657.20 = 2,131,550,423.20/x - Step 3: Cross multiply
2,417,253,104.80x = 3,625,879,657.20 × 2,131,550,423.20 - Step 4: Simplify right side
2,417,253,104.80x = 7,728,745,317,776,930,816 - Step 5: Solve for x
x = 7,728,745,317,776,930,816/2,417,253,104.80 - Step 6: Final answer
x = 3,197,325,634.80
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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.