Finding the Fourth Proportional to 122,083,871.20, 183,125,806.80 and 41,304,839.20
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Solution
The fourth proportional to 122,083,871.20, 183,125,806.80 and 41,304,839.20 is: 61,957,258.80
Step by Step Solution
- Step 1: Write the proportion equation
122,083,871.20 : 183,125,806.80 = 41,304,839.20 : x - Step 2: Convert to fraction form
122,083,871.20/183,125,806.80 = 41,304,839.20/x - Step 3: Cross multiply
122,083,871.20x = 183,125,806.80 × 41,304,839.20 - Step 4: Simplify right side
122,083,871.20x = 7,563,982,003,244,268 - Step 5: Solve for x
x = 7,563,982,003,244,268/122,083,871.20 - Step 6: Final answer
x = 61,957,258.80
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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.