Finding the Fourth Proportional to 155,157,530,129.70, 232,736,295,194.52 and 155,157,530,129.70
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Solution
The fourth proportional to 155,157,530,129.70, 232,736,295,194.52 and 155,157,530,129.70 is: 232,736,295,194.52
Step by Step Solution
- Step 1: Write the proportion equation
155,157,530,129.70 : 232,736,295,194.52 = 155,157,530,129.70 : x - Step 2: Convert to fraction form
155,157,530,129.70/232,736,295,194.52 = 155,157,530,129.70/x - Step 3: Cross multiply
155,157,530,129.70x = 232,736,295,194.52 × 155,157,530,129.70 - Step 4: Simplify right side
155,157,530,129.70x = 36,110,788,733,918,492,229,632 - Step 5: Solve for x
x = 36,110,788,733,918,492,229,632/155,157,530,129.70 - Step 6: Final answer
x = 232,736,295,194.52
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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.