Finding the Fourth Proportional to 734,904,850, 1,013,487,463.92 and 536,351,843.92
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Solution
The fourth proportional to 734,904,850, 1,013,487,463.92 and 536,351,843.92 is: 739,668,366.68
Step by Step Solution
- Step 1: Write the proportion equation
734,904,850 : 1,013,487,463.92 = 536,351,843.92 : x - Step 2: Convert to fraction form
734,904,850/1,013,487,463.92 = 536,351,843.92/x - Step 3: Cross multiply
734,904,850x = 1,013,487,463.92 × 536,351,843.92 - Step 4: Simplify right side
734,904,850x = 543,585,870,063,296,448 - Step 5: Solve for x
x = 543,585,870,063,296,448/734,904,850 - Step 6: Final answer
x = 739,668,366.68
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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.