Finding the Fourth Proportional to 179,058,850.80, 268,588,276.20 and 124,639,292.40
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Solution
The fourth proportional to 179,058,850.80, 268,588,276.20 and 124,639,292.40 is: 186,958,938.60
Step by Step Solution
- Step 1: Write the proportion equation
179,058,850.80 : 268,588,276.20 = 124,639,292.40 : x - Step 2: Convert to fraction form
179,058,850.80/268,588,276.20 = 124,639,292.40/x - Step 3: Cross multiply
179,058,850.80x = 268,588,276.20 × 124,639,292.40 - Step 4: Simplify right side
179,058,850.80x = 33,476,652,692,503,760 - Step 5: Solve for x
x = 33,476,652,692,503,760/179,058,850.80 - Step 6: Final answer
x = 186,958,938.60
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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.