Finding the Fourth Proportional to 201,699,163.60, 302,548,745.40 and 173,001,349.60
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Solution
The fourth proportional to 201,699,163.60, 302,548,745.40 and 173,001,349.60 is: 259,502,024.40
Step by Step Solution
- Step 1: Write the proportion equation
201,699,163.60 : 302,548,745.40 = 173,001,349.60 : x - Step 2: Convert to fraction form
201,699,163.60/302,548,745.40 = 173,001,349.60/x - Step 3: Cross multiply
201,699,163.60x = 302,548,745.40 × 173,001,349.60 - Step 4: Simplify right side
201,699,163.60x = 52,341,341,273,986,784 - Step 5: Solve for x
x = 52,341,341,273,986,784/201,699,163.60 - Step 6: Final answer
x = 259,502,024.40
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1.5x scale
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.