Finding the Fourth Proportional to 111,461,617.80, 167,192,426.70 and 29,580,337.80
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Solution
The fourth proportional to 111,461,617.80, 167,192,426.70 and 29,580,337.80 is: 44,370,506.70
Step by Step Solution
- Step 1: Write the proportion equation
111,461,617.80 : 167,192,426.70 = 29,580,337.80 : x - Step 2: Convert to fraction form
111,461,617.80/167,192,426.70 = 29,580,337.80/x - Step 3: Cross multiply
111,461,617.80x = 167,192,426.70 × 29,580,337.80 - Step 4: Simplify right side
111,461,617.80x = 4,945,608,459,387,739 - Step 5: Solve for x
x = 4,945,608,459,387,739/111,461,617.80 - Step 6: Final answer
x = 44,370,506.70
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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.