Finding the Fourth Proportional to 52,176,319.05, 78,264,478.58 and 33,028,696.65
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Solution
The fourth proportional to 52,176,319.05, 78,264,478.58 and 33,028,696.65 is: 49,543,044.98
Step by Step Solution
- Step 1: Write the proportion equation
52,176,319.05 : 78,264,478.58 = 33,028,696.65 : x - Step 2: Convert to fraction form
52,176,319.05/78,264,478.58 = 33,028,696.65/x - Step 3: Cross multiply
52,176,319.05x = 78,264,478.58 × 33,028,696.65 - Step 4: Simplify right side
52,176,319.05x = 2,584,973,721,324,099.50 - Step 5: Solve for x
x = 2,584,973,721,324,099.50/52,176,319.05 - Step 6: Final answer
x = 49,543,044.98
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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.