Finding the Fourth Proportional to 135,943,760.84, 204,058,270.25 and 120,480,525.44
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Solution
The fourth proportional to 135,943,760.84, 204,058,270.25 and 120,480,525.44 is: 180,847,193.49
Step by Step Solution
- Step 1: Write the proportion equation
135,943,760.84 : 204,058,270.25 = 120,480,525.44 : x - Step 2: Convert to fraction form
135,943,760.84/204,058,270.25 = 120,480,525.44/x - Step 3: Cross multiply
135,943,760.84x = 204,058,270.25 × 120,480,525.44 - Step 4: Simplify right side
135,943,760.84x = 24,585,047,620,097,520 - Step 5: Solve for x
x = 24,585,047,620,097,520/135,943,760.84 - Step 6: Final answer
x = 180,847,193.49
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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.