Finding the Third Proportional to 290,692,472 and 637,883,904
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Solution
The third proportional to 290,692,472 and 637,883,904 is: 1,399,746,860.26
Step by Step Solution
- Step 1: Write the proportion equation
290,692,472 : 637,883,904 = 637,883,904 : x - Step 2: Convert to fraction form
290,692,472/637,883,904 = 637,883,904/x - Step 3: Cross multiply
290,692,472x = 637,883,904 × 637,883,904 - Step 4: Simplify right side
290,692,472x = 406,895,874,982,281,216 - Step 5: Solve for x
x = 406,895,874,982,281,216/290,692,472 - Step 6: Final answer
x = 1,399,746,860.26
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.