Finding the Fourth Proportional to 2,426,114,414.80, 3,639,171,622.20 and 1,609,149,192.40
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Solution
The fourth proportional to 2,426,114,414.80, 3,639,171,622.20 and 1,609,149,192.40 is: 2,413,723,788.60
Step by Step Solution
- Step 1: Write the proportion equation
2,426,114,414.80 : 3,639,171,622.20 = 1,609,149,192.40 : x - Step 2: Convert to fraction form
2,426,114,414.80/3,639,171,622.20 = 1,609,149,192.40/x - Step 3: Cross multiply
2,426,114,414.80x = 3,639,171,622.20 × 1,609,149,192.40 - Step 4: Simplify right side
2,426,114,414.80x = 5,855,970,076,868,127,744 - Step 5: Solve for x
x = 5,855,970,076,868,127,744/2,426,114,414.80 - Step 6: Final answer
x = 2,413,723,788.60
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Double scale
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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.