Finding the Fourth Proportional to 194,430,981.40, 291,609,147.30 and 58,120,811.80
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Solution
The fourth proportional to 194,430,981.40, 291,609,147.30 and 58,120,811.80 is: 87,170,060.28
Step by Step Solution
- Step 1: Write the proportion equation
194,430,981.40 : 291,609,147.30 = 58,120,811.80 : x - Step 2: Convert to fraction form
194,430,981.40/291,609,147.30 = 58,120,811.80/x - Step 3: Cross multiply
194,430,981.40x = 291,609,147.30 × 58,120,811.80 - Step 4: Simplify right side
194,430,981.40x = 16,948,560,369,381,778 - Step 5: Solve for x
x = 16,948,560,369,381,778/194,430,981.40 - Step 6: Final answer
x = 87,170,060.28
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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.