Finding the Fourth Proportional to 97,777,074.32, 134,944,093.69 and 58,640,382.08
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Solution
The fourth proportional to 97,777,074.32, 134,944,093.69 and 58,640,382.08 is: 80,930,762.84
Step by Step Solution
- Step 1: Write the proportion equation
97,777,074.32 : 134,944,093.69 = 58,640,382.08 : x - Step 2: Convert to fraction form
97,777,074.32/134,944,093.69 = 58,640,382.08/x - Step 3: Cross multiply
97,777,074.32x = 134,944,093.69 × 58,640,382.08 - Step 4: Simplify right side
97,777,074.32x = 7,913,173,212,599,596 - Step 5: Solve for x
x = 7,913,173,212,599,596/97,777,074.32 - Step 6: Final answer
x = 80,930,762.84
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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.