Finding the Third Proportional to 39,698,503.31 and 86,459,973.75
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Solution
The third proportional to 39,698,503.31 and 86,459,973.75 is: 188,302,490.95
Step by Step Solution
- Step 1: Write the proportion equation
39,698,503.31 : 86,459,973.75 = 86,459,973.75 : x - Step 2: Convert to fraction form
39,698,503.31/86,459,973.75 = 86,459,973.75/x - Step 3: Cross multiply
39,698,503.31x = 86,459,973.75 × 86,459,973.75 - Step 4: Simplify right side
39,698,503.31x = 7,475,327,060,850,689 - Step 5: Solve for x
x = 7,475,327,060,850,689/39,698,503.31 - Step 6: Final answer
x = 188,302,490.95
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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.