Finding the Fourth Proportional to 106,397,999.20, 159,596,998.80 and 41,680,295.20
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Solution
The fourth proportional to 106,397,999.20, 159,596,998.80 and 41,680,295.20 is: 62,520,442.80
Step by Step Solution
- Step 1: Write the proportion equation
106,397,999.20 : 159,596,998.80 = 41,680,295.20 : x - Step 2: Convert to fraction form
106,397,999.20/159,596,998.80 = 41,680,295.20/x - Step 3: Cross multiply
106,397,999.20x = 159,596,998.80 × 41,680,295.20 - Step 4: Simplify right side
106,397,999.20x = 6,652,050,023,018,047 - Step 5: Solve for x
x = 6,652,050,023,018,047/106,397,999.20 - Step 6: Final answer
x = 62,520,442.80
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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.