Finding the Fourth Proportional to 201,408,028.80, 302,236,459.20 and 80,226,844.80
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Solution
The fourth proportional to 201,408,028.80, 302,236,459.20 and 80,226,844.80 is: 120,389,825.82
Step by Step Solution
- Step 1: Write the proportion equation
201,408,028.80 : 302,236,459.20 = 80,226,844.80 : x - Step 2: Convert to fraction form
201,408,028.80/302,236,459.20 = 80,226,844.80/x - Step 3: Cross multiply
201,408,028.80x = 302,236,459.20 × 80,226,844.80 - Step 4: Simplify right side
201,408,028.80x = 24,247,477,505,139,932 - Step 5: Solve for x
x = 24,247,477,505,139,932/201,408,028.80 - Step 6: Final answer
x = 120,389,825.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.