Finding the Third Proportional to 130,479,966 and 207,291,405
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Solution
The third proportional to 130,479,966 and 207,291,405 is: 329,320,491.91
Step by Step Solution
- Step 1: Write the proportion equation
130,479,966 : 207,291,405 = 207,291,405 : x - Step 2: Convert to fraction form
130,479,966/207,291,405 = 207,291,405/x - Step 3: Cross multiply
130,479,966x = 207,291,405 × 207,291,405 - Step 4: Simplify right side
130,479,966x = 42,969,726,586,874,024 - Step 5: Solve for x
x = 42,969,726,586,874,024/130,479,966 - Step 6: Final answer
x = 329,320,491.91
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Why These Related Problems?
These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.