Finding the Fourth Proportional to 336,615,815.80, 504,923,723.70 and 291,266,183.80
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Solution
The fourth proportional to 336,615,815.80, 504,923,723.70 and 291,266,183.80 is: 436,899,275.70
Step by Step Solution
- Step 1: Write the proportion equation
336,615,815.80 : 504,923,723.70 = 291,266,183.80 : x - Step 2: Convert to fraction form
336,615,815.80/504,923,723.70 = 291,266,183.80/x - Step 3: Cross multiply
336,615,815.80x = 504,923,723.70 × 291,266,183.80 - Step 4: Simplify right side
336,615,815.80x = 147,067,206,112,184,608 - Step 5: Solve for x
x = 147,067,206,112,184,608/336,615,815.80 - Step 6: Final answer
x = 436,899,275.70
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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.