Finding the Fourth Proportional to 275,775,554.24, 380,570,086.32 and 150,327,990.08
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Solution
The fourth proportional to 275,775,554.24, 380,570,086.32 and 150,327,990.08 is: 207,452,528.99
Step by Step Solution
- Step 1: Write the proportion equation
275,775,554.24 : 380,570,086.32 = 150,327,990.08 : x - Step 2: Convert to fraction form
275,775,554.24/380,570,086.32 = 150,327,990.08/x - Step 3: Cross multiply
275,775,554.24x = 380,570,086.32 × 150,327,990.08 - Step 4: Simplify right side
275,775,554.24x = 57,210,336,161,057,704 - Step 5: Solve for x
x = 57,210,336,161,057,704/275,775,554.24 - Step 6: Final answer
x = 207,452,528.99
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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.