Finding the Third Proportional to 201,896,171 and 438,249,509
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Solution
The third proportional to 201,896,171 and 438,249,509 is: 951,294,079.46
Step by Step Solution
- Step 1: Write the proportion equation
201,896,171 : 438,249,509 = 438,249,509 : x - Step 2: Convert to fraction form
201,896,171/438,249,509 = 438,249,509/x - Step 3: Cross multiply
201,896,171x = 438,249,509 × 438,249,509 - Step 4: Simplify right side
201,896,171x = 192,062,632,138,741,088 - Step 5: Solve for x
x = 192,062,632,138,741,088/201,896,171 - Step 6: Final answer
x = 951,294,079.46
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.