Finding the Fourth Proportional to 349,617,754.97, 482,472,429.11 and 192,984,820.44
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Solution
The fourth proportional to 349,617,754.97, 482,472,429.11 and 192,984,820.44 is: 266,319,012.05
Step by Step Solution
- Step 1: Write the proportion equation
349,617,754.97 : 482,472,429.11 = 192,984,820.44 : x - Step 2: Convert to fraction form
349,617,754.97/482,472,429.11 = 192,984,820.44/x - Step 3: Cross multiply
349,617,754.97x = 482,472,429.11 × 192,984,820.44 - Step 4: Simplify right side
349,617,754.97x = 93,109,855,098,079,056 - Step 5: Solve for x
x = 93,109,855,098,079,056/349,617,754.97 - Step 6: Final answer
x = 266,319,012.05
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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.