Finding the Fourth Proportional to 227,821,550.85, 314,393,750.70 and 123,399,622.02
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Solution
The fourth proportional to 227,821,550.85, 314,393,750.70 and 123,399,622.02 is: 170,291,484.09
Step by Step Solution
- Step 1: Write the proportion equation
227,821,550.85 : 314,393,750.70 = 123,399,622.02 : x - Step 2: Convert to fraction form
227,821,550.85/314,393,750.70 = 123,399,622.02/x - Step 3: Cross multiply
227,821,550.85x = 314,393,750.70 × 123,399,622.02 - Step 4: Simplify right side
227,821,550.85x = 38,796,070,001,830,104 - Step 5: Solve for x
x = 38,796,070,001,830,104/227,821,550.85 - Step 6: Final answer
x = 170,291,484.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.