Finding the Fourth Proportional to 3,076,283,422.09, 4,614,425,186.60 and 747,204,710.23
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Solution
The fourth proportional to 3,076,283,422.09, 4,614,425,186.60 and 747,204,710.23 is: 1,120,807,078.33
Step by Step Solution
- Step 1: Write the proportion equation
3,076,283,422.09 : 4,614,425,186.60 = 747,204,710.23 : x - Step 2: Convert to fraction form
3,076,283,422.09/4,614,425,186.60 = 747,204,710.23/x - Step 3: Cross multiply
3,076,283,422.09x = 4,614,425,186.60 × 747,204,710.23 - Step 4: Simplify right side
3,076,283,422.09x = 3,447,920,234,431,467,008 - Step 5: Solve for x
x = 3,447,920,234,431,467,008/3,076,283,422.09 - Step 6: Final answer
x = 1,120,807,078.33
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1.5x scale
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.