Finding the Fourth Proportional to 125,327,888.64, 187,949,253.12 and 43,427,658.24
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Solution
The fourth proportional to 125,327,888.64, 187,949,253.12 and 43,427,658.24 is: 65,126,732.92
Step by Step Solution
- Step 1: Write the proportion equation
125,327,888.64 : 187,949,253.12 = 43,427,658.24 : x - Step 2: Convert to fraction form
125,327,888.64/187,949,253.12 = 43,427,658.24/x - Step 3: Cross multiply
125,327,888.64x = 187,949,253.12 × 43,427,658.24 - Step 4: Simplify right side
125,327,888.64x = 8,162,195,930,958,614 - Step 5: Solve for x
x = 8,162,195,930,958,614/125,327,888.64 - Step 6: Final answer
x = 65,126,732.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.