Finding the Fourth Proportional to 132,691,485.14, 199,126,908.36 and 46,430,639.18
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Solution
The fourth proportional to 132,691,485.14, 199,126,908.36 and 46,430,639.18 is: 69,677,339.31
Step by Step Solution
- Step 1: Write the proportion equation
132,691,485.14 : 199,126,908.36 = 46,430,639.18 : x - Step 2: Convert to fraction form
132,691,485.14/199,126,908.36 = 46,430,639.18/x - Step 3: Cross multiply
132,691,485.14x = 199,126,908.36 × 46,430,639.18 - Step 4: Simplify right side
132,691,485.14x = 9,245,589,633,092,086 - Step 5: Solve for x
x = 9,245,589,633,092,086/132,691,485.14 - Step 6: Final answer
x = 69,677,339.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.