Finding the Fourth Proportional to 106,072,029.34, 146,378,339.94 and 59,028,297.94
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Solution
The fourth proportional to 106,072,029.34, 146,378,339.94 and 59,028,297.94 is: 81,458,460.97
Step by Step Solution
- Step 1: Write the proportion equation
106,072,029.34 : 146,378,339.94 = 59,028,297.94 : x - Step 2: Convert to fraction form
106,072,029.34/146,378,339.94 = 59,028,297.94/x - Step 3: Cross multiply
106,072,029.34x = 146,378,339.94 × 59,028,297.94 - Step 4: Simplify right side
106,072,029.34x = 8,640,464,261,940,921 - Step 5: Solve for x
x = 8,640,464,261,940,921/106,072,029.34 - Step 6: Final answer
x = 81,458,460.97
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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.