Finding the Fourth Proportional to 97,777,200.70, 146,665,801.05 and 63,764,976.70
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Solution
The fourth proportional to 97,777,200.70, 146,665,801.05 and 63,764,976.70 is: 95,647,465.05
Step by Step Solution
- Step 1: Write the proportion equation
97,777,200.70 : 146,665,801.05 = 63,764,976.70 : x - Step 2: Convert to fraction form
97,777,200.70/146,665,801.05 = 63,764,976.70/x - Step 3: Cross multiply
97,777,200.70x = 146,665,801.05 × 63,764,976.70 - Step 4: Simplify right side
97,777,200.70x = 9,352,141,386,640,086 - Step 5: Solve for x
x = 9,352,141,386,640,086/97,777,200.70 - Step 6: Final answer
x = 95,647,465.05
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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.