Finding the Fourth Proportional to 49,695,669.05, 68,427,924.66 and 49,552,179.98
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Solution
The fourth proportional to 49,695,669.05, 68,427,924.66 and 49,552,179.98 is: 68,230,348.91
Step by Step Solution
- Step 1: Write the proportion equation
49,695,669.05 : 68,427,924.66 = 49,552,179.98 : x - Step 2: Convert to fraction form
49,695,669.05/68,427,924.66 = 49,552,179.98/x - Step 3: Cross multiply
49,695,669.05x = 68,427,924.66 × 49,552,179.98 - Step 4: Simplify right side
49,695,669.05x = 3,390,752,838,410,200 - Step 5: Solve for x
x = 3,390,752,838,410,200/49,695,669.05 - Step 6: Final answer
x = 68,230,348.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.