Finding the Fourth Proportional to 284,263,553.84, 426,395,282.10 and 154,979,884.76
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Solution
The fourth proportional to 284,263,553.84, 426,395,282.10 and 154,979,884.76 is: 232,469,800.61
Step by Step Solution
- Step 1: Write the proportion equation
284,263,553.84 : 426,395,282.10 = 154,979,884.76 : x - Step 2: Convert to fraction form
284,263,553.84/426,395,282.10 = 154,979,884.76/x - Step 3: Cross multiply
284,263,553.84x = 426,395,282.10 × 154,979,884.76 - Step 4: Simplify right side
284,263,553.84x = 66,082,691,682,065,688 - Step 5: Solve for x
x = 66,082,691,682,065,688/284,263,553.84 - Step 6: Final answer
x = 232,469,800.61
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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.