Finding the Fourth Proportional to 3,076,283,424.09, 4,614,425,189.60 and 747,204,712.23
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Solution
The fourth proportional to 3,076,283,424.09, 4,614,425,189.60 and 747,204,712.23 is: 1,120,807,081.33
Step by Step Solution
- Step 1: Write the proportion equation
3,076,283,424.09 : 4,614,425,189.60 = 747,204,712.23 : x - Step 2: Convert to fraction form
3,076,283,424.09/4,614,425,189.60 = 747,204,712.23/x - Step 3: Cross multiply
3,076,283,424.09x = 4,614,425,189.60 × 747,204,712.23 - Step 4: Simplify right side
3,076,283,424.09x = 3,447,920,245,901,931,520 - Step 5: Solve for x
x = 3,447,920,245,901,931,520/3,076,283,424.09 - Step 6: Final answer
x = 1,120,807,081.33
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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.