Finding the Fourth Proportional to 324,329,184,043.80, 486,493,776,065.70 and 324,329,184,043.80
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Solution
The fourth proportional to 324,329,184,043.80, 486,493,776,065.70 and 324,329,184,043.80 is: 486,493,776,065.70
Step by Step Solution
- Step 1: Write the proportion equation
324,329,184,043.80 : 486,493,776,065.70 = 324,329,184,043.80 : x - Step 2: Convert to fraction form
324,329,184,043.80/486,493,776,065.70 = 324,329,184,043.80/x - Step 3: Cross multiply
324,329,184,043.80x = 486,493,776,065.70 × 324,329,184,043.80 - Step 4: Simplify right side
324,329,184,043.80x = 157,784,129,433,775,651,160,064 - Step 5: Solve for x
x = 157,784,129,433,775,651,160,064/324,329,184,043.80 - Step 6: Final answer
x = 486,493,776,065.70
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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.