Finding the Fourth Proportional to 4,334,342,334.48, 5,981,290,689.84 and 2,550,311,338.92
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Solution
The fourth proportional to 4,334,342,334.48, 5,981,290,689.84 and 2,550,311,338.92 is: 3,519,369,789.12
Step by Step Solution
- Step 1: Write the proportion equation
4,334,342,334.48 : 5,981,290,689.84 = 2,550,311,338.92 : x - Step 2: Convert to fraction form
4,334,342,334.48/5,981,290,689.84 = 2,550,311,338.92/x - Step 3: Cross multiply
4,334,342,334.48x = 5,981,290,689.84 × 2,550,311,338.92 - Step 4: Simplify right side
4,334,342,334.48x = 15,254,153,467,675,582,464 - Step 5: Solve for x
x = 15,254,153,467,675,582,464/4,334,342,334.48 - Step 6: Final answer
x = 3,519,369,789.12
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1.5x scale
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.