Finding the Fourth Proportional to 336,303,313.80, 504,454,970.70 and 154,550,491.80
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Solution
The fourth proportional to 336,303,313.80, 504,454,970.70 and 154,550,491.80 is: 231,825,737.70
Step by Step Solution
- Step 1: Write the proportion equation
336,303,313.80 : 504,454,970.70 = 154,550,491.80 : x - Step 2: Convert to fraction form
336,303,313.80/504,454,970.70 = 154,550,491.80/x - Step 3: Cross multiply
336,303,313.80x = 504,454,970.70 × 154,550,491.80 - Step 4: Simplify right side
336,303,313.80x = 77,963,763,812,639,600 - Step 5: Solve for x
x = 77,963,763,812,639,600/336,303,313.80 - Step 6: Final answer
x = 231,825,737.70
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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.