Finding the Fourth Proportional to 189,138,794.93, 283,790,122.88 and 101,598,165.74
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Solution
The fourth proportional to 189,138,794.93, 283,790,122.88 and 101,598,165.74 is: 152,441,258.54
Step by Step Solution
- Step 1: Write the proportion equation
189,138,794.93 : 283,790,122.88 = 101,598,165.74 : x - Step 2: Convert to fraction form
189,138,794.93/283,790,122.88 = 101,598,165.74/x - Step 3: Cross multiply
189,138,794.93x = 283,790,122.88 × 101,598,165.74 - Step 4: Simplify right side
189,138,794.93x = 28,832,555,937,810,264 - Step 5: Solve for x
x = 28,832,555,937,810,264/189,138,794.93 - Step 6: Final answer
x = 152,441,258.54
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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.