Finding the Fourth Proportional to 2,259,064,415.30, 3,388,596,622.95 and 804,516,959.30
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Solution
The fourth proportional to 2,259,064,415.30, 3,388,596,622.95 and 804,516,959.30 is: 1,206,775,438.95
Step by Step Solution
- Step 1: Write the proportion equation
2,259,064,415.30 : 3,388,596,622.95 = 804,516,959.30 : x - Step 2: Convert to fraction form
2,259,064,415.30/3,388,596,622.95 = 804,516,959.30/x - Step 3: Cross multiply
2,259,064,415.30x = 3,388,596,622.95 × 804,516,959.30 - Step 4: Simplify right side
2,259,064,415.30x = 2,726,183,451,389,982,208 - Step 5: Solve for x
x = 2,726,183,451,389,982,208/2,259,064,415.30 - Step 6: Final answer
x = 1,206,775,438.95
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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.