Finding the Fourth Proportional to 170,115,929.10, 255,173,893.65 and 170,115,929.10
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Solution
The fourth proportional to 170,115,929.10, 255,173,893.65 and 170,115,929.10 is: 255,173,893.65
Step by Step Solution
- Step 1: Write the proportion equation
170,115,929.10 : 255,173,893.65 = 170,115,929.10 : x - Step 2: Convert to fraction form
170,115,929.10/255,173,893.65 = 170,115,929.10/x - Step 3: Cross multiply
170,115,929.10x = 255,173,893.65 × 170,115,929.10 - Step 4: Simplify right side
170,115,929.10x = 43,409,144,000,334,336 - Step 5: Solve for x
x = 43,409,144,000,334,336/170,115,929.10 - Step 6: Final answer
x = 255,173,893.65
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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.