Finding the Fourth Proportional to 189,554,487.97, 284,436,649.64 and 92,510,999.41
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Solution
The fourth proportional to 189,554,487.97, 284,436,649.64 and 92,510,999.41 is: 138,817,703.60
Step by Step Solution
- Step 1: Write the proportion equation
189,554,487.97 : 284,436,649.64 = 92,510,999.41 : x - Step 2: Convert to fraction form
189,554,487.97/284,436,649.64 = 92,510,999.41/x - Step 3: Cross multiply
189,554,487.97x = 284,436,649.64 × 92,510,999.41 - Step 4: Simplify right side
189,554,487.97x = 26,313,518,727,028,416 - Step 5: Solve for x
x = 26,313,518,727,028,416/189,554,487.97 - Step 6: Final answer
x = 138,817,703.60
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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.