Finding the Fourth Proportional to 269,395,137.33, 371,737,412.49 and 198,868,192.71
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Solution
The fourth proportional to 269,395,137.33, 371,737,412.49 and 198,868,192.71 is: 274,417,527.05
Step by Step Solution
- Step 1: Write the proportion equation
269,395,137.33 : 371,737,412.49 = 198,868,192.71 : x - Step 2: Convert to fraction form
269,395,137.33/371,737,412.49 = 198,868,192.71/x - Step 3: Cross multiply
269,395,137.33x = 371,737,412.49 × 198,868,192.71 - Step 4: Simplify right side
269,395,137.33x = 73,926,747,384,578,080 - Step 5: Solve for x
x = 73,926,747,384,578,080/269,395,137.33 - Step 6: Final answer
x = 274,417,527.05
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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.