Finding the Third Proportional to 403,617,652 and 631,771,862
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Solution
The third proportional to 403,617,652 and 631,771,862 is: 988,895,514.45
Step by Step Solution
- Step 1: Write the proportion equation
403,617,652 : 631,771,862 = 631,771,862 : x - Step 2: Convert to fraction form
403,617,652/631,771,862 = 631,771,862/x - Step 3: Cross multiply
403,617,652x = 631,771,862 × 631,771,862 - Step 4: Simplify right side
403,617,652x = 399,135,685,614,947,072 - Step 5: Solve for x
x = 399,135,685,614,947,072/403,617,652 - Step 6: Final answer
x = 988,895,514.45
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.