Finding the Fourth Proportional to 2,535,644,469, 3,497,706,879.30 and 1,594,356,869.64
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Solution
The fourth proportional to 2,535,644,469, 3,497,706,879.30 and 1,594,356,869.64 is: 2,199,280,324.66
Step by Step Solution
- Step 1: Write the proportion equation
2,535,644,469 : 3,497,706,879.30 = 1,594,356,869.64 : x - Step 2: Convert to fraction form
2,535,644,469/3,497,706,879.30 = 1,594,356,869.64/x - Step 3: Cross multiply
2,535,644,469x = 3,497,706,879.30 × 1,594,356,869.64 - Step 4: Simplify right side
2,535,644,469x = 5,576,592,990,999,042,048 - Step 5: Solve for x
x = 5,576,592,990,999,042,048/2,535,644,469 - Step 6: Final answer
x = 2,199,280,324.66
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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.