Finding the Fourth Proportional to 1,746,840,632.99, 2,619,384,749.78 and 581,899,566.11
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Solution
The fourth proportional to 1,746,840,632.99, 2,619,384,749.78 and 581,899,566.11 is: 872,557,473.52
Step by Step Solution
- Step 1: Write the proportion equation
1,746,840,632.99 : 2,619,384,749.78 = 581,899,566.11 : x - Step 2: Convert to fraction form
1,746,840,632.99/2,619,384,749.78 = 581,899,566.11/x - Step 3: Cross multiply
1,746,840,632.99x = 2,619,384,749.78 × 581,899,566.11 - Step 4: Simplify right side
1,746,840,632.99x = 1,524,218,849,356,126,720 - Step 5: Solve for x
x = 1,524,218,849,356,126,720/1,746,840,632.99 - Step 6: Final answer
x = 872,557,473.52
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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.