Finding the Third Proportional to 274,512,878 and 418,201,506
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Solution
The third proportional to 274,512,878 and 418,201,506 is: 637,101,256.94
Step by Step Solution
- Step 1: Write the proportion equation
274,512,878 : 418,201,506 = 418,201,506 : x - Step 2: Convert to fraction form
274,512,878/418,201,506 = 418,201,506/x - Step 3: Cross multiply
274,512,878x = 418,201,506 × 418,201,506 - Step 4: Simplify right side
274,512,878x = 174,892,499,620,668,032 - Step 5: Solve for x
x = 174,892,499,620,668,032/274,512,878 - Step 6: Final answer
x = 637,101,256.94
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.