Finding the Fourth Proportional to 228,576,104.13, 315,437,579.87 and 134,511,047.13
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Solution
The fourth proportional to 228,576,104.13, 315,437,579.87 and 134,511,047.13 is: 185,626,749.28
Step by Step Solution
- Step 1: Write the proportion equation
228,576,104.13 : 315,437,579.87 = 134,511,047.13 : x - Step 2: Convert to fraction form
228,576,104.13/315,437,579.87 = 134,511,047.13/x - Step 3: Cross multiply
228,576,104.13x = 315,437,579.87 × 134,511,047.13 - Step 4: Simplify right side
228,576,104.13x = 42,429,839,171,794,152 - Step 5: Solve for x
x = 42,429,839,171,794,152/228,576,104.13 - Step 6: Final answer
x = 185,626,749.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.