Finding the Fourth Proportional to 823,794,704.84, 1,136,178,906.49 and 541,826,614.15
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Solution
The fourth proportional to 823,794,704.84, 1,136,178,906.49 and 541,826,614.15 is: 747,288,088.11
Step by Step Solution
- Step 1: Write the proportion equation
823,794,704.84 : 1,136,178,906.49 = 541,826,614.15 : x - Step 2: Convert to fraction form
823,794,704.84/1,136,178,906.49 = 541,826,614.15/x - Step 3: Cross multiply
823,794,704.84x = 1,136,178,906.49 × 541,826,614.15 - Step 4: Simplify right side
823,794,704.84x = 615,611,969,972,126,080 - Step 5: Solve for x
x = 615,611,969,972,126,080/823,794,704.84 - Step 6: Final answer
x = 747,288,088.11
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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.