Finding the Fourth Proportional to 122,472,537.40, 183,708,806.10 and 36,203,260.60
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Solution
The fourth proportional to 122,472,537.40, 183,708,806.10 and 36,203,260.60 is: 54,304,890.90
Step by Step Solution
- Step 1: Write the proportion equation
122,472,537.40 : 183,708,806.10 = 36,203,260.60 : x - Step 2: Convert to fraction form
122,472,537.40/183,708,806.10 = 36,203,260.60/x - Step 3: Cross multiply
122,472,537.40x = 183,708,806.10 × 36,203,260.60 - Step 4: Simplify right side
122,472,537.40x = 6,650,857,781,753,170 - Step 5: Solve for x
x = 6,650,857,781,753,170/122,472,537.40 - Step 6: Final answer
x = 54,304,890.90
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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.