Finding the Fourth Proportional to 242,952,028.96, 334,969,674 and 202,775,701.60
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Solution
The fourth proportional to 242,952,028.96, 334,969,674 and 202,775,701.60 is: 279,576,634.74
Step by Step Solution
- Step 1: Write the proportion equation
242,952,028.96 : 334,969,674 = 202,775,701.60 : x - Step 2: Convert to fraction form
242,952,028.96/334,969,674 = 202,775,701.60/x - Step 3: Cross multiply
242,952,028.96x = 334,969,674 × 202,775,701.60 - Step 4: Simplify right side
242,952,028.96x = 67,923,710,660,073,280 - Step 5: Solve for x
x = 67,923,710,660,073,280/242,952,028.96 - Step 6: Final answer
x = 279,576,634.74
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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.