Finding the Fourth Proportional to 76,700,327.76, 115,066,649.79 and 24,880,884.23
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Solution
The fourth proportional to 76,700,327.76, 115,066,649.79 and 24,880,884.23 is: 37,326,567.89
Step by Step Solution
- Step 1: Write the proportion equation
76,700,327.76 : 115,066,649.79 = 24,880,884.23 : x - Step 2: Convert to fraction form
76,700,327.76/115,066,649.79 = 24,880,884.23/x - Step 3: Cross multiply
76,700,327.76x = 115,066,649.79 × 24,880,884.23 - Step 4: Simplify right side
76,700,327.76x = 2,862,959,991,583,611 - Step 5: Solve for x
x = 2,862,959,991,583,611/76,700,327.76 - Step 6: Final answer
x = 37,326,567.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.