Finding the Fourth Proportional to 115,912,202.80, 173,868,304.20 and 62,164,490.80
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Solution
The fourth proportional to 115,912,202.80, 173,868,304.20 and 62,164,490.80 is: 93,246,736.20
Step by Step Solution
- Step 1: Write the proportion equation
115,912,202.80 : 173,868,304.20 = 62,164,490.80 : x - Step 2: Convert to fraction form
115,912,202.80/173,868,304.20 = 62,164,490.80/x - Step 3: Cross multiply
115,912,202.80x = 173,868,304.20 × 62,164,490.80 - Step 4: Simplify right side
115,912,202.80x = 10,808,434,596,852,500 - Step 5: Solve for x
x = 10,808,434,596,852,500/115,912,202.80 - Step 6: Final answer
x = 93,246,736.20
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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.