Finding the Fourth Proportional to 87,216,468.26, 120,353,302.26 and 48,056,053.55
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Solution
The fourth proportional to 87,216,468.26, 120,353,302.26 and 48,056,053.55 is: 66,314,365.32
Step by Step Solution
- Step 1: Write the proportion equation
87,216,468.26 : 120,353,302.26 = 48,056,053.55 : x - Step 2: Convert to fraction form
87,216,468.26/120,353,302.26 = 48,056,053.55/x - Step 3: Cross multiply
87,216,468.26x = 120,353,302.26 × 48,056,053.55 - Step 4: Simplify right side
87,216,468.26x = 5,783,704,738,626,780 - Step 5: Solve for x
x = 5,783,704,738,626,780/87,216,468.26 - Step 6: Final answer
x = 66,314,365.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.