Finding the Fourth Proportional to 923,492,295.44, 1,385,256,106.20 and 301,709,240.72
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Solution
The fourth proportional to 923,492,295.44, 1,385,256,106.20 and 301,709,240.72 is: 452,569,631.68
Step by Step Solution
- Step 1: Write the proportion equation
923,492,295.44 : 1,385,256,106.20 = 301,709,240.72 : x - Step 2: Convert to fraction form
923,492,295.44/1,385,256,106.20 = 301,709,240.72/x - Step 3: Cross multiply
923,492,295.44x = 1,385,256,106.20 × 301,709,240.72 - Step 4: Simplify right side
923,492,295.44x = 417,944,568,004,345,728 - Step 5: Solve for x
x = 417,944,568,004,345,728/923,492,295.44 - Step 6: Final answer
x = 452,569,631.68
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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.