Finding the Fourth Proportional to 52,764,257.80, 79,143,762.30 and 27,207,850.60
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Solution
The fourth proportional to 52,764,257.80, 79,143,762.30 and 27,207,850.60 is: 40,810,422.63
Step by Step Solution
- Step 1: Write the proportion equation
52,764,257.80 : 79,143,762.30 = 27,207,850.60 : x - Step 2: Convert to fraction form
52,764,257.80/79,143,762.30 = 27,207,850.60/x - Step 3: Cross multiply
52,764,257.80x = 79,143,762.30 × 27,207,850.60 - Step 4: Simplify right side
52,764,257.80x = 2,153,331,660,580,312.50 - Step 5: Solve for x
x = 2,153,331,660,580,312.50/52,764,257.80 - Step 6: Final answer
x = 40,810,422.63
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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.