Finding the Fourth Proportional to 4,812,556,545.36, 7,213,739,902.04 and 1,618,784,721.79
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Solution
The fourth proportional to 4,812,556,545.36, 7,213,739,902.04 and 1,618,784,721.79 is: 2,426,463,321.59
Step by Step Solution
- Step 1: Write the proportion equation
4,812,556,545.36 : 7,213,739,902.04 = 1,618,784,721.79 : x - Step 2: Convert to fraction form
4,812,556,545.36/7,213,739,902.04 = 1,618,784,721.79/x - Step 3: Cross multiply
4,812,556,545.36x = 7,213,739,902.04 × 1,618,784,721.79 - Step 4: Simplify right side
4,812,556,545.36x = 11,677,491,940,375,255,040 - Step 5: Solve for x
x = 11,677,491,940,375,255,040/4,812,556,545.36 - Step 6: Final answer
x = 2,426,463,321.59
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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.