Finding the Fourth Proportional to 133,030,015.20, 199,395,723.60 and 56,339,992.80
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Solution
The fourth proportional to 133,030,015.20, 199,395,723.60 and 56,339,992.80 is: 84,446,758.99
Step by Step Solution
- Step 1: Write the proportion equation
133,030,015.20 : 199,395,723.60 = 56,339,992.80 : x - Step 2: Convert to fraction form
133,030,015.20/199,395,723.60 = 56,339,992.80/x - Step 3: Cross multiply
133,030,015.20x = 199,395,723.60 × 56,339,992.80 - Step 4: Simplify right side
133,030,015.20x = 11,233,953,631,974,790 - Step 5: Solve for x
x = 11,233,953,631,974,790/133,030,015.20 - Step 6: Final answer
x = 84,446,758.99
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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.