Finding the Fourth Proportional to 954,238,434.84, 1,431,198,205.34 and 264,215,440.44
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Solution
The fourth proportional to 954,238,434.84, 1,431,198,205.34 and 264,215,440.44 is: 396,279,012.01
Step by Step Solution
- Step 1: Write the proportion equation
954,238,434.84 : 1,431,198,205.34 = 264,215,440.44 : x - Step 2: Convert to fraction form
954,238,434.84/1,431,198,205.34 = 264,215,440.44/x - Step 3: Cross multiply
954,238,434.84x = 1,431,198,205.34 × 264,215,440.44 - Step 4: Simplify right side
954,238,434.84x = 378,144,664,180,845,632 - Step 5: Solve for x
x = 378,144,664,180,845,632/954,238,434.84 - Step 6: Final answer
x = 396,279,012.01
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1.5x scale
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.