Finding the Fourth Proportional to 159,934,505.20, 239,901,757.80 and 134,106,472.60
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Solution
The fourth proportional to 159,934,505.20, 239,901,757.80 and 134,106,472.60 is: 201,159,708.90
Step by Step Solution
- Step 1: Write the proportion equation
159,934,505.20 : 239,901,757.80 = 134,106,472.60 : x - Step 2: Convert to fraction form
159,934,505.20/239,901,757.80 = 134,106,472.60/x - Step 3: Cross multiply
159,934,505.20x = 239,901,757.80 × 134,106,472.60 - Step 4: Simplify right side
159,934,505.20x = 32,172,378,509,097,536 - Step 5: Solve for x
x = 32,172,378,509,097,536/159,934,505.20 - Step 6: Final answer
x = 201,159,708.90
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.