Finding the Fourth Proportional to 20,228,801,165.84, 27,913,836,039.06 and 12,088,984,048.08
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Solution
The fourth proportional to 20,228,801,165.84, 27,913,836,039.06 and 12,088,984,048.08 is: 16,681,656,803.61
Step by Step Solution
- Step 1: Write the proportion equation
20,228,801,165.84 : 27,913,836,039.06 = 12,088,984,048.08 : x - Step 2: Convert to fraction form
20,228,801,165.84/27,913,836,039.06 = 12,088,984,048.08/x - Step 3: Cross multiply
20,228,801,165.84x = 27,913,836,039.06 × 12,088,984,048.08 - Step 4: Simplify right side
20,228,801,165.84x = 337,449,918,596,916,969,472 - Step 5: Solve for x
x = 337,449,918,596,916,969,472/20,228,801,165.84 - Step 6: Final answer
x = 16,681,656,803.61
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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.