Finding the Fourth Proportional to 183,522,029.80, 275,283,044.70 and 128,996,183.20
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Solution
The fourth proportional to 183,522,029.80, 275,283,044.70 and 128,996,183.20 is: 193,494,274.80
Step by Step Solution
- Step 1: Write the proportion equation
183,522,029.80 : 275,283,044.70 = 128,996,183.20 : x - Step 2: Convert to fraction form
183,522,029.80/275,283,044.70 = 128,996,183.20/x - Step 3: Cross multiply
183,522,029.80x = 275,283,044.70 × 128,996,183.20 - Step 4: Simplify right side
183,522,029.80x = 35,510,462,065,974,988 - Step 5: Solve for x
x = 35,510,462,065,974,988/183,522,029.80 - Step 6: Final answer
x = 193,494,274.80
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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.