Finding the Fourth Proportional to 3,216,743,186.29, 4,822,351,304.68 and 1,117,946,911.06
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Solution
The fourth proportional to 3,216,743,186.29, 4,822,351,304.68 and 1,117,946,911.06 is: 1,675,959,948.59
Step by Step Solution
- Step 1: Write the proportion equation
3,216,743,186.29 : 4,822,351,304.68 = 1,117,946,911.06 : x - Step 2: Convert to fraction form
3,216,743,186.29/4,822,351,304.68 = 1,117,946,911.06/x - Step 3: Cross multiply
3,216,743,186.29x = 4,822,351,304.68 × 1,117,946,911.06 - Step 4: Simplify right side
3,216,743,186.29x = 5,391,132,745,120,294,912 - Step 5: Solve for x
x = 5,391,132,745,120,294,912/3,216,743,186.29 - Step 6: Final answer
x = 1,675,959,948.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.