Finding the Fourth Proportional to 197,877,651.20, 296,677,403.04 and 87,160,785.92
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Solution
The fourth proportional to 197,877,651.20, 296,677,403.04 and 87,160,785.92 is: 130,679,919.92
Step by Step Solution
- Step 1: Write the proportion equation
197,877,651.20 : 296,677,403.04 = 87,160,785.92 : x - Step 2: Convert to fraction form
197,877,651.20/296,677,403.04 = 87,160,785.92/x - Step 3: Cross multiply
197,877,651.20x = 296,677,403.04 × 87,160,785.92 - Step 4: Simplify right side
197,877,651.20x = 25,858,635,613,671,000 - Step 5: Solve for x
x = 25,858,635,613,671,000/197,877,651.20 - Step 6: Final answer
x = 130,679,919.92
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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.