Finding the Fourth Proportional to 121,479,331.65, 182,218,997.48 and 121,479,331.65
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Solution
The fourth proportional to 121,479,331.65, 182,218,997.48 and 121,479,331.65 is: 182,218,997.48
Step by Step Solution
- Step 1: Write the proportion equation
121,479,331.65 : 182,218,997.48 = 121,479,331.65 : x - Step 2: Convert to fraction form
121,479,331.65/182,218,997.48 = 121,479,331.65/x - Step 3: Cross multiply
121,479,331.65x = 182,218,997.48 × 121,479,331.65 - Step 4: Simplify right side
121,479,331.65x = 22,135,842,027,196,036 - Step 5: Solve for x
x = 22,135,842,027,196,036/121,479,331.65 - Step 6: Final answer
x = 182,218,997.48
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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.