Finding the Fourth Proportional to 199,589,417.20, 299,384,125.80 and 184,659,497.20
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Solution
The fourth proportional to 199,589,417.20, 299,384,125.80 and 184,659,497.20 is: 276,989,245.80
Step by Step Solution
- Step 1: Write the proportion equation
199,589,417.20 : 299,384,125.80 = 184,659,497.20 : x - Step 2: Convert to fraction form
199,589,417.20/299,384,125.80 = 184,659,497.20/x - Step 3: Cross multiply
199,589,417.20x = 299,384,125.80 × 184,659,497.20 - Step 4: Simplify right side
199,589,417.20x = 55,284,122,139,889,544 - Step 5: Solve for x
x = 55,284,122,139,889,544/199,589,417.20 - Step 6: Final answer
x = 276,989,245.80
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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.