Finding the Fourth Proportional to 284,439,213.18, 392,557,970.02 and 160,687,861.92
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Solution
The fourth proportional to 284,439,213.18, 392,557,970.02 and 160,687,861.92 is: 221,767,245.72
Step by Step Solution
- Step 1: Write the proportion equation
284,439,213.18 : 392,557,970.02 = 160,687,861.92 : x - Step 2: Convert to fraction form
284,439,213.18/392,557,970.02 = 160,687,861.92/x - Step 3: Cross multiply
284,439,213.18x = 392,557,970.02 × 160,687,861.92 - Step 4: Simplify right side
284,439,213.18x = 63,079,300,882,169,248 - Step 5: Solve for x
x = 63,079,300,882,169,248/284,439,213.18 - Step 6: Final answer
x = 221,767,245.72
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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.