Finding the Fourth Proportional to 1,631,994,205.28, 2,448,471,597.73 and 526,578,324.84
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Solution
The fourth proportional to 1,631,994,205.28, 2,448,471,597.73 and 526,578,324.84 is: 790,022,457.30
Step by Step Solution
- Step 1: Write the proportion equation
1,631,994,205.28 : 2,448,471,597.73 = 526,578,324.84 : x - Step 2: Convert to fraction form
1,631,994,205.28/2,448,471,597.73 = 526,578,324.84/x - Step 3: Cross multiply
1,631,994,205.28x = 2,448,471,597.73 × 526,578,324.84 - Step 4: Simplify right side
1,631,994,205.28x = 1,289,312,072,359,522,560 - Step 5: Solve for x
x = 1,289,312,072,359,522,560/1,631,994,205.28 - Step 6: Final answer
x = 790,022,457.30
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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.