Finding the Fourth Proportional to 587,799,455.44, 811,163,010.48 and 323,481,447.64
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Solution
The fourth proportional to 587,799,455.44, 811,163,010.48 and 323,481,447.64 is: 446,404,266.75
Step by Step Solution
- Step 1: Write the proportion equation
587,799,455.44 : 811,163,010.48 = 323,481,447.64 : x - Step 2: Convert to fraction form
587,799,455.44/811,163,010.48 = 323,481,447.64/x - Step 3: Cross multiply
587,799,455.44x = 811,163,010.48 × 323,481,447.64 - Step 4: Simplify right side
587,799,455.44x = 262,396,184,902,090,880 - Step 5: Solve for x
x = 262,396,184,902,090,880/587,799,455.44 - Step 6: Final answer
x = 446,404,266.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.