Finding the Fourth Proportional to 461,771,324.07, 637,236,550.94 and 250,076,435.19
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Solution
The fourth proportional to 461,771,324.07, 637,236,550.94 and 250,076,435.19 is: 345,101,215.09
Step by Step Solution
- Step 1: Write the proportion equation
461,771,324.07 : 637,236,550.94 = 250,076,435.19 : x - Step 2: Convert to fraction form
461,771,324.07/637,236,550.94 = 250,076,435.19/x - Step 3: Cross multiply
461,771,324.07x = 637,236,550.94 × 250,076,435.19 - Step 4: Simplify right side
461,771,324.07x = 159,357,845,031,846,048 - Step 5: Solve for x
x = 159,357,845,031,846,048/461,771,324.07 - Step 6: Final answer
x = 345,101,215.09
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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.