Finding the Fourth Proportional to 366,948,832.44, 506,389,460.34 and 201,936,401.94
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Solution
The fourth proportional to 366,948,832.44, 506,389,460.34 and 201,936,401.94 is: 278,672,274.06
Step by Step Solution
- Step 1: Write the proportion equation
366,948,832.44 : 506,389,460.34 = 201,936,401.94 : x - Step 2: Convert to fraction form
366,948,832.44/506,389,460.34 = 201,936,401.94/x - Step 3: Cross multiply
366,948,832.44x = 506,389,460.34 × 201,936,401.94 - Step 4: Simplify right side
366,948,832.44x = 102,258,465,601,397,920 - Step 5: Solve for x
x = 102,258,465,601,397,920/366,948,832.44 - Step 6: Final answer
x = 278,672,274.06
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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.