Finding the Fourth Proportional to 106,696,352.06, 147,241,115.25 and 57,803,780.06
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Solution
The fourth proportional to 106,696,352.06, 147,241,115.25 and 57,803,780.06 is: 79,769,297.43
Step by Step Solution
- Step 1: Write the proportion equation
106,696,352.06 : 147,241,115.25 = 57,803,780.06 : x - Step 2: Convert to fraction form
106,696,352.06/147,241,115.25 = 57,803,780.06/x - Step 3: Cross multiply
106,696,352.06x = 147,241,115.25 × 57,803,780.06 - Step 4: Simplify right side
106,696,352.06x = 8,511,093,041,700,112 - Step 5: Solve for x
x = 8,511,093,041,700,112/106,696,352.06 - Step 6: Final answer
x = 79,769,297.43
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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.