Finding the Third Proportional to 306,986,128 and 472,336,044
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Solution
The third proportional to 306,986,128 and 472,336,044 is: 726,747,296.09
Step by Step Solution
- Step 1: Write the proportion equation
306,986,128 : 472,336,044 = 472,336,044 : x - Step 2: Convert to fraction form
306,986,128/472,336,044 = 472,336,044/x - Step 3: Cross multiply
306,986,128x = 472,336,044 × 472,336,044 - Step 4: Simplify right side
306,986,128x = 223,101,338,461,569,920 - Step 5: Solve for x
x = 223,101,338,461,569,920/306,986,128 - Step 6: Final answer
x = 726,747,296.09
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.