Finding the Fourth Proportional to 7,500,562,086.12, 11,250,837,218.81 and 2,260,170,357.54
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Solution
The fourth proportional to 7,500,562,086.12, 11,250,837,218.81 and 2,260,170,357.54 is: 3,390,253,755.32
Step by Step Solution
- Step 1: Write the proportion equation
7,500,562,086.12 : 11,250,837,218.81 = 2,260,170,357.54 : x - Step 2: Convert to fraction form
7,500,562,086.12/11,250,837,218.81 = 2,260,170,357.54/x - Step 3: Cross multiply
7,500,562,086.12x = 11,250,837,218.81 × 2,260,170,357.54 - Step 4: Simplify right side
7,500,562,086.12x = 25,428,808,779,462,135,808 - Step 5: Solve for x
x = 25,428,808,779,462,135,808/7,500,562,086.12 - Step 6: Final answer
x = 3,390,253,755.32
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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.