Finding the Fourth Proportional to 438,883,952.18, 658,324,616.00 and 111,358,832.18
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Solution
The fourth proportional to 438,883,952.18, 658,324,616.00 and 111,358,832.18 is: 167,037,915.30
Step by Step Solution
- Step 1: Write the proportion equation
438,883,952.18 : 658,324,616.00 = 111,358,832.18 : x - Step 2: Convert to fraction form
438,883,952.18/658,324,616.00 = 111,358,832.18/x - Step 3: Cross multiply
438,883,952.18x = 658,324,616.00 × 111,358,832.18 - Step 4: Simplify right side
438,883,952.18x = 73,310,260,429,258,528 - Step 5: Solve for x
x = 73,310,260,429,258,528/438,883,952.18 - Step 6: Final answer
x = 167,037,915.30
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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.