Finding the Fourth Proportional to 351,234,896.58, 484,703,778.61 and 192,468,890.83
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Solution
The fourth proportional to 351,234,896.58, 484,703,778.61 and 192,468,890.83 is: 265,606,861.84
Step by Step Solution
- Step 1: Write the proportion equation
351,234,896.58 : 484,703,778.61 = 192,468,890.83 : x - Step 2: Convert to fraction form
351,234,896.58/484,703,778.61 = 192,468,890.83/x - Step 3: Cross multiply
351,234,896.58x = 484,703,778.61 × 192,468,890.83 - Step 4: Simplify right side
351,234,896.58x = 93,290,398,650,176,592 - Step 5: Solve for x
x = 93,290,398,650,176,592/351,234,896.58 - Step 6: Final answer
x = 265,606,861.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.