Finding the Fourth Proportional to 80,844,263.36, 121,266,919.92 and 32,326,193.24
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Solution
The fourth proportional to 80,844,263.36, 121,266,919.92 and 32,326,193.24 is: 48,489,499.74
Step by Step Solution
- Step 1: Write the proportion equation
80,844,263.36 : 121,266,919.92 = 32,326,193.24 : x - Step 2: Convert to fraction form
80,844,263.36/121,266,919.92 = 32,326,193.24/x - Step 3: Cross multiply
80,844,263.36x = 121,266,919.92 × 32,326,193.24 - Step 4: Simplify right side
80,844,263.36x = 3,920,097,886,953,525 - Step 5: Solve for x
x = 3,920,097,886,953,525/80,844,263.36 - Step 6: Final answer
x = 48,489,499.74
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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.