Finding the Fourth Proportional to 414,716,180.94, 621,578,259.69 and 193,088,750.22
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Solution
The fourth proportional to 414,716,180.94, 621,578,259.69 and 193,088,750.22 is: 289,402,185.99
Step by Step Solution
- Step 1: Write the proportion equation
414,716,180.94 : 621,578,259.69 = 193,088,750.22 : x - Step 2: Convert to fraction form
414,716,180.94/621,578,259.69 = 193,088,750.22/x - Step 3: Cross multiply
414,716,180.94x = 621,578,259.69 × 193,088,750.22 - Step 4: Simplify right side
414,716,180.94x = 120,019,769,327,464,720 - Step 5: Solve for x
x = 120,019,769,327,464,720/414,716,180.94 - Step 6: Final answer
x = 289,402,185.99
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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.