Finding the Fourth Proportional to 385,196,024.97, 531,573,528.47 and 226,383,509.97
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Solution
The fourth proportional to 385,196,024.97, 531,573,528.47 and 226,383,509.97 is: 312,411,015.12
Step by Step Solution
- Step 1: Write the proportion equation
385,196,024.97 : 531,573,528.47 = 226,383,509.97 : x - Step 2: Convert to fraction form
385,196,024.97/531,573,528.47 = 226,383,509.97/x - Step 3: Cross multiply
385,196,024.97x = 531,573,528.47 × 226,383,509.97 - Step 4: Simplify right side
385,196,024.97x = 120,339,481,181,044,400 - Step 5: Solve for x
x = 120,339,481,181,044,400/385,196,024.97 - Step 6: Final answer
x = 312,411,015.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.