Finding the Fourth Proportional to 633,192,466.13, 873,805,687.30 and 350,953,108.95
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Solution
The fourth proportional to 633,192,466.13, 873,805,687.30 and 350,953,108.95 is: 484,315,336.93
Step by Step Solution
- Step 1: Write the proportion equation
633,192,466.13 : 873,805,687.30 = 350,953,108.95 : x - Step 2: Convert to fraction form
633,192,466.13/873,805,687.30 = 350,953,108.95/x - Step 3: Cross multiply
633,192,466.13x = 873,805,687.30 × 350,953,108.95 - Step 4: Simplify right side
633,192,466.13x = 306,664,822,576,126,528 - Step 5: Solve for x
x = 306,664,822,576,126,528/633,192,466.13 - Step 6: Final answer
x = 484,315,336.93
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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.