Finding the Fourth Proportional to 276,588,674.10, 414,904,006.35 and 82,484,939.70
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Solution
The fourth proportional to 276,588,674.10, 414,904,006.35 and 82,484,939.70 is: 123,733,670.79
Step by Step Solution
- Step 1: Write the proportion equation
276,588,674.10 : 414,904,006.35 = 82,484,939.70 : x - Step 2: Convert to fraction form
276,588,674.10/414,904,006.35 = 82,484,939.70/x - Step 3: Cross multiply
276,588,674.10x = 414,904,006.35 × 82,484,939.70 - Step 4: Simplify right side
276,588,674.10x = 34,223,331,945,068,172 - Step 5: Solve for x
x = 34,223,331,945,068,172/276,588,674.10 - Step 6: Final answer
x = 123,733,670.79
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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.