Finding the Fourth Proportional to 27,926,131,202.20, 41,909,604,137.70 and 19,661,160,770.20
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Solution
The fourth proportional to 27,926,131,202.20, 41,909,604,137.70 and 19,661,160,770.20 is: 29,506,108,769.62
Step by Step Solution
- Step 1: Write the proportion equation
27,926,131,202.20 : 41,909,604,137.70 = 19,661,160,770.20 : x - Step 2: Convert to fraction form
27,926,131,202.20/41,909,604,137.70 = 19,661,160,770.20/x - Step 3: Cross multiply
27,926,131,202.20x = 41,909,604,137.70 × 19,661,160,770.20 - Step 4: Simplify right side
27,926,131,202.20x = 823,991,464,766,758,846,464 - Step 5: Solve for x
x = 823,991,464,766,758,846,464/27,926,131,202.20 - Step 6: Final answer
x = 29,506,108,769.62
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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.