Finding the Fourth Proportional to 71,902,794, 99,226,205.66 and 39,307,746
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Solution
The fourth proportional to 71,902,794, 99,226,205.66 and 39,307,746 is: 54,244,880.78
Step by Step Solution
- Step 1: Write the proportion equation
71,902,794 : 99,226,205.66 = 39,307,746 : x - Step 2: Convert to fraction form
71,902,794/99,226,205.66 = 39,307,746/x - Step 3: Cross multiply
71,902,794x = 99,226,205.66 × 39,307,746 - Step 4: Simplify right side
71,902,794x = 3,900,358,488,627,042 - Step 5: Solve for x
x = 3,900,358,488,627,042/71,902,794 - Step 6: Final answer
x = 54,244,880.78
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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.