Finding the Fourth Proportional to 449,520,530,022.05, 674,320,434,199.88 and 126,826,167,415.08
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Solution
The fourth proportional to 449,520,530,022.05, 674,320,434,199.88 and 126,826,167,415.08 is: 190,250,434,780.03
Step by Step Solution
- Step 1: Write the proportion equation
449,520,530,022.05 : 674,320,434,199.88 = 126,826,167,415.08 : x - Step 2: Convert to fraction form
449,520,530,022.05/674,320,434,199.88 = 126,826,167,415.08/x - Step 3: Cross multiply
449,520,530,022.05x = 674,320,434,199.88 × 126,826,167,415.08 - Step 4: Simplify right side
449,520,530,022.05x = 85,521,476,279,243,427,020,800 - Step 5: Solve for x
x = 85,521,476,279,243,427,020,800/449,520,530,022.05 - Step 6: Final answer
x = 190,250,434,780.03
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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.