Finding the Fourth Proportional to 224,201,747.80, 336,302,621.70 and 188,488,912.60
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Solution
The fourth proportional to 224,201,747.80, 336,302,621.70 and 188,488,912.60 is: 282,733,368.90
Step by Step Solution
- Step 1: Write the proportion equation
224,201,747.80 : 336,302,621.70 = 188,488,912.60 : x - Step 2: Convert to fraction form
224,201,747.80/336,302,621.70 = 188,488,912.60/x - Step 3: Cross multiply
224,201,747.80x = 336,302,621.70 × 188,488,912.60 - Step 4: Simplify right side
224,201,747.80x = 63,389,315,468,762,160 - Step 5: Solve for x
x = 63,389,315,468,762,160/224,201,747.80 - Step 6: Final answer
x = 282,733,368.90
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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.