Finding the Fourth Proportional to 160,517,085.80, 240,775,628.70 and 39,348,537.80
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Solution
The fourth proportional to 160,517,085.80, 240,775,628.70 and 39,348,537.80 is: 59,022,806.70
Step by Step Solution
- Step 1: Write the proportion equation
160,517,085.80 : 240,775,628.70 = 39,348,537.80 : x - Step 2: Convert to fraction form
160,517,085.80/240,775,628.70 = 39,348,537.80/x - Step 3: Cross multiply
160,517,085.80x = 240,775,628.70 × 39,348,537.80 - Step 4: Simplify right side
160,517,085.80x = 9,474,168,927,220,714 - Step 5: Solve for x
x = 9,474,168,927,220,714/160,517,085.80 - Step 6: Final answer
x = 59,022,806.70
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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.