Finding the Fourth Proportional to 4,192,269,212.76, 6,286,044,187.62 and 1,392,738,998.28
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Solution
The fourth proportional to 4,192,269,212.76, 6,286,044,187.62 and 1,392,738,998.28 is: 2,088,324,590.02
Step by Step Solution
- Step 1: Write the proportion equation
4,192,269,212.76 : 6,286,044,187.62 = 1,392,738,998.28 : x - Step 2: Convert to fraction form
4,192,269,212.76/6,286,044,187.62 = 1,392,738,998.28/x - Step 3: Cross multiply
4,192,269,212.76x = 6,286,044,187.62 × 1,392,738,998.28 - Step 4: Simplify right side
4,192,269,212.76x = 8,754,818,885,009,694,720 - Step 5: Solve for x
x = 8,754,818,885,009,694,720/4,192,269,212.76 - Step 6: Final answer
x = 2,088,324,590.02
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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.