Finding the Fourth Proportional to 53,283,163.70, 79,924,745.55 and 53,283,163.70
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Solution
The fourth proportional to 53,283,163.70, 79,924,745.55 and 53,283,163.70 is: 79,924,745.55
Step by Step Solution
- Step 1: Write the proportion equation
53,283,163.70 : 79,924,745.55 = 53,283,163.70 : x - Step 2: Convert to fraction form
53,283,163.70/79,924,745.55 = 53,283,163.70/x - Step 3: Cross multiply
53,283,163.70x = 79,924,745.55 × 53,283,163.70 - Step 4: Simplify right side
53,283,163.70x = 4,258,643,300,821,496.50 - Step 5: Solve for x
x = 4,258,643,300,821,496.50/53,283,163.70 - Step 6: Final answer
x = 79,924,745.55
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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.