Finding the Fourth Proportional to 197,883,236.12, 273,079,187.60 and 109,777,235.92
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Solution
The fourth proportional to 197,883,236.12, 273,079,187.60 and 109,777,235.92 is: 151,492,764.06
Step by Step Solution
- Step 1: Write the proportion equation
197,883,236.12 : 273,079,187.60 = 109,777,235.92 : x - Step 2: Convert to fraction form
197,883,236.12/273,079,187.60 = 109,777,235.92/x - Step 3: Cross multiply
197,883,236.12x = 273,079,187.60 × 109,777,235.92 - Step 4: Simplify right side
197,883,236.12x = 29,977,878,400,775,560 - Step 5: Solve for x
x = 29,977,878,400,775,560/197,883,236.12 - Step 6: Final answer
x = 151,492,764.06
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.