Finding the Fourth Proportional to 427,622,744.08, 590,119,388.04 and 232,052,456.08
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Solution
The fourth proportional to 427,622,744.08, 590,119,388.04 and 232,052,456.08 is: 320,232,390.05
Step by Step Solution
- Step 1: Write the proportion equation
427,622,744.08 : 590,119,388.04 = 232,052,456.08 : x - Step 2: Convert to fraction form
427,622,744.08/590,119,388.04 = 232,052,456.08/x - Step 3: Cross multiply
427,622,744.08x = 590,119,388.04 × 232,052,456.08 - Step 4: Simplify right side
427,622,744.08x = 136,938,653,375,108,576 - Step 5: Solve for x
x = 136,938,653,375,108,576/427,622,744.08 - Step 6: Final answer
x = 320,232,390.05
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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.