Finding the Fourth Proportional to 135,586,010.60, 203,379,015.90 and 44,697,789.80
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Solution
The fourth proportional to 135,586,010.60, 203,379,015.90 and 44,697,789.80 is: 67,046,684.70
Step by Step Solution
- Step 1: Write the proportion equation
135,586,010.60 : 203,379,015.90 = 44,697,789.80 : x - Step 2: Convert to fraction form
135,586,010.60/203,379,015.90 = 44,697,789.80/x - Step 3: Cross multiply
135,586,010.60x = 203,379,015.90 × 44,697,789.80 - Step 4: Simplify right side
135,586,010.60x = 9,090,592,502,429,058 - Step 5: Solve for x
x = 9,090,592,502,429,058/135,586,010.60 - Step 6: Final answer
x = 67,046,684.70
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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.