Finding the Third Proportional to 321,439,806 and 697,677,084
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Solution
The third proportional to 321,439,806 and 697,677,084 is: 1,514,290,714.63
Step by Step Solution
- Step 1: Write the proportion equation
321,439,806 : 697,677,084 = 697,677,084 : x - Step 2: Convert to fraction form
321,439,806/697,677,084 = 697,677,084/x - Step 3: Cross multiply
321,439,806x = 697,677,084 × 697,677,084 - Step 4: Simplify right side
321,439,806x = 486,753,313,538,743,040 - Step 5: Solve for x
x = 486,753,313,538,743,040/321,439,806 - Step 6: Final answer
x = 1,514,290,714.63
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.