Finding the Fourth Proportional to 125,222,687.08, 187,846,900.68 and 43,341,431.44
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Solution
The fourth proportional to 125,222,687.08, 187,846,900.68 and 43,341,431.44 is: 65,016,601.68
Step by Step Solution
- Step 1: Write the proportion equation
125,222,687.08 : 187,846,900.68 = 43,341,431.44 : x - Step 2: Convert to fraction form
125,222,687.08/187,846,900.68 = 43,341,431.44/x - Step 3: Cross multiply
125,222,687.08x = 187,846,900.68 × 43,341,431.44 - Step 4: Simplify right side
125,222,687.08x = 8,141,553,567,038,709 - Step 5: Solve for x
x = 8,141,553,567,038,709/125,222,687.08 - Step 6: Final answer
x = 65,016,601.68
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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.