Finding the Fourth Proportional to 2,443,989,345.98, 3,668,351,588.75 and 2,311,261,956.50
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Solution
The fourth proportional to 2,443,989,345.98, 3,668,351,588.75 and 2,311,261,956.50 is: 3,469,131,927.31
Step by Step Solution
- Step 1: Write the proportion equation
2,443,989,345.98 : 3,668,351,588.75 = 2,311,261,956.50 : x - Step 2: Convert to fraction form
2,443,989,345.98/3,668,351,588.75 = 2,311,261,956.50/x - Step 3: Cross multiply
2,443,989,345.98x = 3,668,351,588.75 × 2,311,261,956.50 - Step 4: Simplify right side
2,443,989,345.98x = 8,478,521,470,131,644,416 - Step 5: Solve for x
x = 8,478,521,470,131,644,416/2,443,989,345.98 - Step 6: Final answer
x = 3,469,131,927.31
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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.