Finding the Third Proportional to 84,618,130 and 189,944,612
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Solution
The third proportional to 84,618,130 and 189,944,612 is: 426,373,823.53
Step by Step Solution
- Step 1: Write the proportion equation
84,618,130 : 189,944,612 = 189,944,612 : x - Step 2: Convert to fraction form
84,618,130/189,944,612 = 189,944,612/x - Step 3: Cross multiply
84,618,130x = 189,944,612 × 189,944,612 - Step 4: Simplify right side
84,618,130x = 36,078,955,627,830,544 - Step 5: Solve for x
x = 36,078,955,627,830,544/84,618,130 - Step 6: Final answer
x = 426,373,823.53
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Why These Related Problems?
These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.