Finding the Fourth Proportional to 170,379,800.40, 235,124,187.30 and 92,063,353.62
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Solution
The fourth proportional to 170,379,800.40, 235,124,187.30 and 92,063,353.62 is: 127,047,461.90
Step by Step Solution
- Step 1: Write the proportion equation
170,379,800.40 : 235,124,187.30 = 92,063,353.62 : x - Step 2: Convert to fraction form
170,379,800.40/235,124,187.30 = 92,063,353.62/x - Step 3: Cross multiply
170,379,800.40x = 235,124,187.30 × 92,063,353.62 - Step 4: Simplify right side
170,379,800.40x = 21,646,321,200,015,016 - Step 5: Solve for x
x = 21,646,321,200,015,016/170,379,800.40 - Step 6: Final answer
x = 127,047,461.90
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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.