Finding the Fourth Proportional to 115,877,341.10, 173,816,011.65 and 58,347,382.70
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Solution
The fourth proportional to 115,877,341.10, 173,816,011.65 and 58,347,382.70 is: 87,521,074.05
Step by Step Solution
- Step 1: Write the proportion equation
115,877,341.10 : 173,816,011.65 = 58,347,382.70 : x - Step 2: Convert to fraction form
115,877,341.10/173,816,011.65 = 58,347,382.70/x - Step 3: Cross multiply
115,877,341.10x = 173,816,011.65 × 58,347,382.70 - Step 4: Simplify right side
115,877,341.10x = 10,141,709,351,130,210 - Step 5: Solve for x
x = 10,141,709,351,130,210/115,877,341.10 - Step 6: Final answer
x = 87,521,074.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.