Finding the Fourth Proportional to 133,149,379.43, 199,716,097.66 and 55,406,648.63
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Solution
The fourth proportional to 133,149,379.43, 199,716,097.66 and 55,406,648.63 is: 83,106,655.81
Step by Step Solution
- Step 1: Write the proportion equation
133,149,379.43 : 199,716,097.66 = 55,406,648.63 : x - Step 2: Convert to fraction form
133,149,379.43/199,716,097.66 = 55,406,648.63/x - Step 3: Cross multiply
133,149,379.43x = 199,716,097.66 × 55,406,648.63 - Step 4: Simplify right side
133,149,379.43x = 11,065,599,647,665,288 - Step 5: Solve for x
x = 11,065,599,647,665,288/133,149,379.43 - Step 6: Final answer
x = 83,106,655.81
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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.