Finding the Fourth Proportional to 244,509,042.70, 366,763,564.05 and 220,322,572.30
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Solution
The fourth proportional to 244,509,042.70, 366,763,564.05 and 220,322,572.30 is: 330,483,858.45
Step by Step Solution
- Step 1: Write the proportion equation
244,509,042.70 : 366,763,564.05 = 220,322,572.30 : x - Step 2: Convert to fraction form
244,509,042.70/366,763,564.05 = 220,322,572.30/x - Step 3: Cross multiply
244,509,042.70x = 366,763,564.05 × 220,322,572.30 - Step 4: Simplify right side
244,509,042.70x = 80,806,291,857,411,808 - Step 5: Solve for x
x = 80,806,291,857,411,808/244,509,042.70 - Step 6: Final answer
x = 330,483,858.45
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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.