Finding the Fourth Proportional to 193,910,245.36, 290,843,881.99 and 69,407,901.54
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Solution
The fourth proportional to 193,910,245.36, 290,843,881.99 and 69,407,901.54 is: 104,104,161.63
Step by Step Solution
- Step 1: Write the proportion equation
193,910,245.36 : 290,843,881.99 = 69,407,901.54 : x - Step 2: Convert to fraction form
193,910,245.36/290,843,881.99 = 69,407,901.54/x - Step 3: Cross multiply
193,910,245.36x = 290,843,881.99 × 69,407,901.54 - Step 4: Simplify right side
193,910,245.36x = 20,186,863,524,673,300 - Step 5: Solve for x
x = 20,186,863,524,673,300/193,910,245.36 - Step 6: Final answer
x = 104,104,161.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.