Finding the Fourth Proportional to 178,728,979.20, 268,136,687.88 and 62,127,502.08
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Solution
The fourth proportional to 178,728,979.20, 268,136,687.88 and 62,127,502.08 is: 93,206,276.39
Step by Step Solution
- Step 1: Write the proportion equation
178,728,979.20 : 268,136,687.88 = 62,127,502.08 : x - Step 2: Convert to fraction form
178,728,979.20/268,136,687.88 = 62,127,502.08/x - Step 3: Cross multiply
178,728,979.20x = 268,136,687.88 × 62,127,502.08 - Step 4: Simplify right side
178,728,979.20x = 16,658,662,633,989,010 - Step 5: Solve for x
x = 16,658,662,633,989,010/178,728,979.20 - Step 6: Final answer
x = 93,206,276.39
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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.