Finding the Fourth Proportional to 304,379,687.92, 456,564,188.40 and 210,920,473.84
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Solution
The fourth proportional to 304,379,687.92, 456,564,188.40 and 210,920,473.84 is: 316,377,007.99
Step by Step Solution
- Step 1: Write the proportion equation
304,379,687.92 : 456,564,188.40 = 210,920,473.84 : x - Step 2: Convert to fraction form
304,379,687.92/456,564,188.40 = 210,920,473.84/x - Step 3: Cross multiply
304,379,687.92x = 456,564,188.40 × 210,920,473.84 - Step 4: Simplify right side
304,379,687.92x = 96,298,734,955,703,024 - Step 5: Solve for x
x = 96,298,734,955,703,024/304,379,687.92 - Step 6: Final answer
x = 316,377,007.99
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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.