Finding the Third Proportional to 51,232,743.09 and 78,699,104.02
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Solution
The third proportional to 51,232,743.09 and 78,699,104.02 is: 120,890,442.30
Step by Step Solution
- Step 1: Write the proportion equation
51,232,743.09 : 78,699,104.02 = 78,699,104.02 : x - Step 2: Convert to fraction form
51,232,743.09/78,699,104.02 = 78,699,104.02/x - Step 3: Cross multiply
51,232,743.09x = 78,699,104.02 × 78,699,104.02 - Step 4: Simplify right side
51,232,743.09x = 6,193,548,972,862,163 - Step 5: Solve for x
x = 6,193,548,972,862,163/51,232,743.09 - Step 6: Final answer
x = 120,890,442.30
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.