Finding the Fourth Proportional to 5,979,615,139.75, 8,967,345,605.70 and 3,327,718,128.17
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Solution
The fourth proportional to 5,979,615,139.75, 8,967,345,605.70 and 3,327,718,128.17 is: 4,990,421,262.28
Step by Step Solution
- Step 1: Write the proportion equation
5,979,615,139.75 : 8,967,345,605.70 = 3,327,718,128.17 : x - Step 2: Convert to fraction form
5,979,615,139.75/8,967,345,605.70 = 3,327,718,128.17/x - Step 3: Cross multiply
5,979,615,139.75x = 8,967,345,605.70 × 3,327,718,128.17 - Step 4: Simplify right side
5,979,615,139.75x = 29,840,798,533,682,188,288 - Step 5: Solve for x
x = 29,840,798,533,682,188,288/5,979,615,139.75 - Step 6: Final answer
x = 4,990,421,262.28
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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.