Finding the Third Proportional to 86,143,549 and 189,024,757
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Solution
The third proportional to 86,143,549 and 189,024,757 is: 414,776,952.82
Step by Step Solution
- Step 1: Write the proportion equation
86,143,549 : 189,024,757 = 189,024,757 : x - Step 2: Convert to fraction form
86,143,549/189,024,757 = 189,024,757/x - Step 3: Cross multiply
86,143,549x = 189,024,757 × 189,024,757 - Step 4: Simplify right side
86,143,549x = 35,730,358,758,909,048 - Step 5: Solve for x
x = 35,730,358,758,909,048/86,143,549 - Step 6: Final answer
x = 414,776,952.82
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.