Finding the Fourth Proportional to 135,321,423.26, 186,743,692.69 and 73,441,778.22
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Solution
The fourth proportional to 135,321,423.26, 186,743,692.69 and 73,441,778.22 is: 101,349,723.74
Step by Step Solution
- Step 1: Write the proportion equation
135,321,423.26 : 186,743,692.69 = 73,441,778.22 : x - Step 2: Convert to fraction form
135,321,423.26/186,743,692.69 = 73,441,778.22/x - Step 3: Cross multiply
135,321,423.26x = 186,743,692.69 × 73,441,778.22 - Step 4: Simplify right side
135,321,423.26x = 13,714,788,862,339,210 - Step 5: Solve for x
x = 13,714,788,862,339,210/135,321,423.26 - Step 6: Final answer
x = 101,349,723.74
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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.