Finding the Fourth Proportional to 443,197,782.18, 611,593,939.53 and 244,949,025.06
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Solution
The fourth proportional to 443,197,782.18, 611,593,939.53 and 244,949,025.06 is: 338,019,153.62
Step by Step Solution
- Step 1: Write the proportion equation
443,197,782.18 : 611,593,939.53 = 244,949,025.06 : x - Step 2: Convert to fraction form
443,197,782.18/611,593,939.53 = 244,949,025.06/x - Step 3: Cross multiply
443,197,782.18x = 611,593,939.53 × 244,949,025.06 - Step 4: Simplify right side
443,197,782.18x = 149,809,339,220,478,080 - Step 5: Solve for x
x = 149,809,339,220,478,080/443,197,782.18 - Step 6: Final answer
x = 338,019,153.62
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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.