Finding the Fourth Proportional to 332,302,616.80, 498,453,925.20 and 160,115,732.80
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Solution
The fourth proportional to 332,302,616.80, 498,453,925.20 and 160,115,732.80 is: 240,173,599.20
Step by Step Solution
- Step 1: Write the proportion equation
332,302,616.80 : 498,453,925.20 = 160,115,732.80 : x - Step 2: Convert to fraction form
332,302,616.80/498,453,925.20 = 160,115,732.80/x - Step 3: Cross multiply
332,302,616.80x = 498,453,925.20 × 160,115,732.80 - Step 4: Simplify right side
332,302,616.80x = 79,810,315,500,434,384 - Step 5: Solve for x
x = 79,810,315,500,434,384/332,302,616.80 - Step 6: Final answer
x = 240,173,599.20
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1.5x scale
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.