Finding the Fourth Proportional to 65,184,817.80, 97,777,226.70 and 17,315,761.80
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Solution
The fourth proportional to 65,184,817.80, 97,777,226.70 and 17,315,761.80 is: 25,973,642.70
Step by Step Solution
- Step 1: Write the proportion equation
65,184,817.80 : 97,777,226.70 = 17,315,761.80 : x - Step 2: Convert to fraction form
65,184,817.80/97,777,226.70 = 17,315,761.80/x - Step 3: Cross multiply
65,184,817.80x = 97,777,226.70 × 17,315,761.80 - Step 4: Simplify right side
65,184,817.80x = 1,693,087,167,001,800.25 - Step 5: Solve for x
x = 1,693,087,167,001,800.25/65,184,817.80 - Step 6: Final answer
x = 25,973,642.70
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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.