Finding the Fourth Proportional to 8,783,398,874.96, 12,121,301,059.56 and 4,769,238,334.16
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Solution
The fourth proportional to 8,783,398,874.96, 12,121,301,059.56 and 4,769,238,334.16 is: 6,581,663,259.99
Step by Step Solution
- Step 1: Write the proportion equation
8,783,398,874.96 : 12,121,301,059.56 = 4,769,238,334.16 : x - Step 2: Convert to fraction form
8,783,398,874.96/12,121,301,059.56 = 4,769,238,334.16/x - Step 3: Cross multiply
8,783,398,874.96x = 12,121,301,059.56 × 4,769,238,334.16 - Step 4: Simplify right side
8,783,398,874.96x = 57,809,373,673,147,777,024 - Step 5: Solve for x
x = 57,809,373,673,147,777,024/8,783,398,874.96 - Step 6: Final answer
x = 6,581,663,259.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.