Finding the Fourth Proportional to 336,028,551.70, 503,475,957.15 and 163,133,079.70
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Solution
The fourth proportional to 336,028,551.70, 503,475,957.15 and 163,133,079.70 is: 244,424,418.79
Step by Step Solution
- Step 1: Write the proportion equation
336,028,551.70 : 503,475,957.15 = 163,133,079.70 : x - Step 2: Convert to fraction form
336,028,551.70/503,475,957.15 = 163,133,079.70/x - Step 3: Cross multiply
336,028,551.70x = 503,475,957.15 × 163,133,079.70 - Step 4: Simplify right side
336,028,551.70x = 82,133,583,444,784,720 - Step 5: Solve for x
x = 82,133,583,444,784,720/336,028,551.70 - Step 6: Final answer
x = 244,424,418.79
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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.