Finding the Fourth Proportional to 2,636,622,223.84, 3,952,709,057.94 and 2,170,306,661.05
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Solution
The fourth proportional to 2,636,622,223.84, 3,952,709,057.94 and 2,170,306,661.05 is: 3,253,629,101.69
Step by Step Solution
- Step 1: Write the proportion equation
2,636,622,223.84 : 3,952,709,057.94 = 2,170,306,661.05 : x - Step 2: Convert to fraction form
2,636,622,223.84/3,952,709,057.94 = 2,170,306,661.05/x - Step 3: Cross multiply
2,636,622,223.84x = 3,952,709,057.94 × 2,170,306,661.05 - Step 4: Simplify right side
2,636,622,223.84x = 8,578,590,797,639,853,056 - Step 5: Solve for x
x = 8,578,590,797,639,853,056/2,636,622,223.84 - Step 6: Final answer
x = 3,253,629,101.69
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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.