Finding the Fourth Proportional to 254,546,299.58, 381,613,495.46 and 79,579,314.84
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Solution
The fourth proportional to 254,546,299.58, 381,613,495.46 and 79,579,314.84 is: 119,304,584.49
Step by Step Solution
- Step 1: Write the proportion equation
254,546,299.58 : 381,613,495.46 = 79,579,314.84 : x - Step 2: Convert to fraction form
254,546,299.58/381,613,495.46 = 79,579,314.84/x - Step 3: Cross multiply
254,546,299.58x = 381,613,495.46 × 79,579,314.84 - Step 4: Simplify right side
254,546,299.58x = 30,368,540,503,437,404 - Step 5: Solve for x
x = 30,368,540,503,437,404/254,546,299.58 - Step 6: Final answer
x = 119,304,584.49
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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.