Finding the Fourth Proportional to 174,328,288.80, 240,555,235.68 and 107,336,608.80
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Solution
The fourth proportional to 174,328,288.80, 240,555,235.68 and 107,336,608.80 is: 148,113,558.65
Step by Step Solution
- Step 1: Write the proportion equation
174,328,288.80 : 240,555,235.68 = 107,336,608.80 : x - Step 2: Convert to fraction form
174,328,288.80/240,555,235.68 = 107,336,608.80/x - Step 3: Cross multiply
174,328,288.80x = 240,555,235.68 × 107,336,608.80 - Step 4: Simplify right side
174,328,288.80x = 25,820,383,226,975,964 - Step 5: Solve for x
x = 25,820,383,226,975,964/174,328,288.80 - Step 6: Final answer
x = 148,113,558.65
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1.5x scale
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.