Finding the Third Proportional to 121,454,201 and 262,261,569
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Solution
The third proportional to 121,454,201 and 262,261,569 is: 566,313,309.94
Step by Step Solution
- Step 1: Write the proportion equation
121,454,201 : 262,261,569 = 262,261,569 : x - Step 2: Convert to fraction form
121,454,201/262,261,569 = 262,261,569/x - Step 3: Cross multiply
121,454,201x = 262,261,569 × 262,261,569 - Step 4: Simplify right side
121,454,201x = 68,781,130,574,341,760 - Step 5: Solve for x
x = 68,781,130,574,341,760/121,454,201 - Step 6: Final answer
x = 566,313,309.94
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.