Finding the Fourth Proportional to 62,217,847.20, 93,326,770.80 and 59,530,461.60
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Solution
The fourth proportional to 62,217,847.20, 93,326,770.80 and 59,530,461.60 is: 89,295,692.40
Step by Step Solution
- Step 1: Write the proportion equation
62,217,847.20 : 93,326,770.80 = 59,530,461.60 : x - Step 2: Convert to fraction form
62,217,847.20/93,326,770.80 = 59,530,461.60/x - Step 3: Cross multiply
62,217,847.20x = 93,326,770.80 × 59,530,461.60 - Step 4: Simplify right side
62,217,847.20x = 5,555,785,745,361,401 - Step 5: Solve for x
x = 5,555,785,745,361,401/62,217,847.20 - Step 6: Final answer
x = 89,295,692.40
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1.5x scale
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.