Finding the Fourth Proportional to 7,561,008,076.05, 11,341,512,114.08 and 2,040,257,250.45
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Solution
The fourth proportional to 7,561,008,076.05, 11,341,512,114.08 and 2,040,257,250.45 is: 3,060,385,875.68
Step by Step Solution
- Step 1: Write the proportion equation
7,561,008,076.05 : 11,341,512,114.08 = 2,040,257,250.45 : x - Step 2: Convert to fraction form
7,561,008,076.05/11,341,512,114.08 = 2,040,257,250.45/x - Step 3: Cross multiply
7,561,008,076.05x = 11,341,512,114.08 × 2,040,257,250.45 - Step 4: Simplify right side
7,561,008,076.05x = 23,139,602,321,808,027,648 - Step 5: Solve for x
x = 23,139,602,321,808,027,648/7,561,008,076.05 - Step 6: Final answer
x = 3,060,385,875.68
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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.