Finding the Fourth Proportional to 246,138,246.99, 339,775,368.44 and 153,364,591.62
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Solution
The fourth proportional to 246,138,246.99, 339,775,368.44 and 153,364,591.62 is: 211,708,303.20
Step by Step Solution
- Step 1: Write the proportion equation
246,138,246.99 : 339,775,368.44 = 153,364,591.62 : x - Step 2: Convert to fraction form
246,138,246.99/339,775,368.44 = 153,364,591.62/x - Step 3: Cross multiply
246,138,246.99x = 339,775,368.44 × 153,364,591.62 - Step 4: Simplify right side
246,138,246.99x = 52,109,510,622,568,816 - Step 5: Solve for x
x = 52,109,510,622,568,816/246,138,246.99 - Step 6: Final answer
x = 211,708,303.20
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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.