Finding the Fourth Proportional to 121,497,803.20, 182,246,704.80 and 36,397,259.20
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Solution
The fourth proportional to 121,497,803.20, 182,246,704.80 and 36,397,259.20 is: 54,595,888.80
Step by Step Solution
- Step 1: Write the proportion equation
121,497,803.20 : 182,246,704.80 = 36,397,259.20 : x - Step 2: Convert to fraction form
121,497,803.20/182,246,704.80 = 36,397,259.20/x - Step 3: Cross multiply
121,497,803.20x = 182,246,704.80 × 36,397,259.20 - Step 4: Simplify right side
121,497,803.20x = 6,633,280,552,951,485 - Step 5: Solve for x
x = 6,633,280,552,951,485/121,497,803.20 - Step 6: Final answer
x = 54,595,888.80
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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.