Finding the Fourth Proportional to 102,336,291.60, 153,487,623.24 and 36,743,850.96
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Solution
The fourth proportional to 102,336,291.60, 153,487,623.24 and 36,743,850.96 is: 55,109,739.31
Step by Step Solution
- Step 1: Write the proportion equation
102,336,291.60 : 153,487,623.24 = 36,743,850.96 : x - Step 2: Convert to fraction form
102,336,291.60/153,487,623.24 = 36,743,850.96/x - Step 3: Cross multiply
102,336,291.60x = 153,487,623.24 × 36,743,850.96 - Step 4: Simplify right side
102,336,291.60x = 5,639,726,352,535,193 - Step 5: Solve for x
x = 5,639,726,352,535,193/102,336,291.60 - Step 6: Final answer
x = 55,109,739.31
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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.