Finding the Third Proportional to 39,623,431.50 and 86,281,189.88
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Solution
The third proportional to 39,623,431.50 and 86,281,189.88 is: 187,879,833.84
Step by Step Solution
- Step 1: Write the proportion equation
39,623,431.50 : 86,281,189.88 = 86,281,189.88 : x - Step 2: Convert to fraction form
39,623,431.50/86,281,189.88 = 86,281,189.88/x - Step 3: Cross multiply
39,623,431.50x = 86,281,189.88 × 86,281,189.88 - Step 4: Simplify right side
39,623,431.50x = 7,444,443,726,245,803 - Step 5: Solve for x
x = 7,444,443,726,245,803/39,623,431.50 - Step 6: Final answer
x = 187,879,833.84
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.