Finding the Fourth Proportional to 3,291,178,572.56, 4,936,754,546.79 and 1,192,163,744.96
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Solution
The fourth proportional to 3,291,178,572.56, 4,936,754,546.79 and 1,192,163,744.96 is: 1,788,240,795.41
Step by Step Solution
- Step 1: Write the proportion equation
3,291,178,572.56 : 4,936,754,546.79 = 1,192,163,744.96 : x - Step 2: Convert to fraction form
3,291,178,572.56/4,936,754,546.79 = 1,192,163,744.96/x - Step 3: Cross multiply
3,291,178,572.56x = 4,936,754,546.79 × 1,192,163,744.96 - Step 4: Simplify right side
3,291,178,572.56x = 5,885,419,788,424,790,016 - Step 5: Solve for x
x = 5,885,419,788,424,790,016/3,291,178,572.56 - Step 6: Final answer
x = 1,788,240,795.41
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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.