Finding the Fourth Proportional to 3,352,372,515,432.90, 5,028,558,767,466.50 and 805,542,105,408.05
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Solution
The fourth proportional to 3,352,372,515,432.90, 5,028,558,767,466.50 and 805,542,105,408.05 is: 1,208,313,156,746.54
Step by Step Solution
- Step 1: Write the proportion equation
3,352,372,515,432.90 : 5,028,558,767,466.50 = 805,542,105,408.05 : x - Step 2: Convert to fraction form
3,352,372,515,432.90/5,028,558,767,466.50 = 805,542,105,408.05/x - Step 3: Cross multiply
3,352,372,515,432.90x = 5,028,558,767,466.50 × 805,542,105,408.05 - Step 4: Simplify right side
3,352,372,515,432.90x = 4,050,715,816,713,073,618,583,552 - Step 5: Solve for x
x = 4,050,715,816,713,073,618,583,552/3,352,372,515,432.90 - Step 6: Final answer
x = 1,208,313,156,746.54
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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.