Finding the Fourth Proportional to 505,527,522.10, 758,291,283.15 and 413,694,517.30
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Solution
The fourth proportional to 505,527,522.10, 758,291,283.15 and 413,694,517.30 is: 620,541,775.95
Step by Step Solution
- Step 1: Write the proportion equation
505,527,522.10 : 758,291,283.15 = 413,694,517.30 : x - Step 2: Convert to fraction form
505,527,522.10/758,291,283.15 = 413,694,517.30/x - Step 3: Cross multiply
505,527,522.10x = 758,291,283.15 × 413,694,517.30 - Step 4: Simplify right side
505,527,522.10x = 313,700,946,355,536,896 - Step 5: Solve for x
x = 313,700,946,355,536,896/505,527,522.10 - Step 6: Final answer
x = 620,541,775.95
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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.