Finding the Fourth Proportional to 351,581,220.63, 527,320,496.25 and 102,519,550.71
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Solution
The fourth proportional to 351,581,220.63, 527,320,496.25 and 102,519,550.71 is: 153,764,357.09
Step by Step Solution
- Step 1: Write the proportion equation
351,581,220.63 : 527,320,496.25 = 102,519,550.71 : x - Step 2: Convert to fraction form
351,581,220.63/527,320,496.25 = 102,519,550.71/x - Step 3: Cross multiply
351,581,220.63x = 527,320,496.25 × 102,519,550.71 - Step 4: Simplify right side
351,581,220.63x = 54,060,660,355,724,240 - Step 5: Solve for x
x = 54,060,660,355,724,240/351,581,220.63 - Step 6: Final answer
x = 153,764,357.09
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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.