Finding the Fourth Proportional to 2,576,658,858.93, 3,555,836,238.87 and 1,432,332,418.41
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Solution
The fourth proportional to 2,576,658,858.93, 3,555,836,238.87 and 1,432,332,418.41 is: 1,976,644,871.65
Step by Step Solution
- Step 1: Write the proportion equation
2,576,658,858.93 : 3,555,836,238.87 = 1,432,332,418.41 : x - Step 2: Convert to fraction form
2,576,658,858.93/3,555,836,238.87 = 1,432,332,418.41/x - Step 3: Cross multiply
2,576,658,858.93x = 3,555,836,238.87 × 1,432,332,418.41 - Step 4: Simplify right side
2,576,658,858.93x = 5,093,139,519,490,585,600 - Step 5: Solve for x
x = 5,093,139,519,490,585,600/2,576,658,858.93 - Step 6: Final answer
x = 1,976,644,871.65
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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.