Finding the Fourth Proportional to 119,622,580.92, 165,079,308.96 and 64,618,437.96
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Solution
The fourth proportional to 119,622,580.92, 165,079,308.96 and 64,618,437.96 is: 89,173,523.95
Step by Step Solution
- Step 1: Write the proportion equation
119,622,580.92 : 165,079,308.96 = 64,618,437.96 : x - Step 2: Convert to fraction form
119,622,580.92/165,079,308.96 = 64,618,437.96/x - Step 3: Cross multiply
119,622,580.92x = 165,079,308.96 × 64,618,437.96 - Step 4: Simplify right side
119,622,580.92x = 10,667,167,084,511,432 - Step 5: Solve for x
x = 10,667,167,084,511,432/119,622,580.92 - Step 6: Final answer
x = 89,173,523.95
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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.