Finding the Fourth Proportional to 158,569,202.04, 237,825,456.12 and 100,890,138.84
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Solution
The fourth proportional to 158,569,202.04, 237,825,456.12 and 100,890,138.84 is: 151,317,172.43
Step by Step Solution
- Step 1: Write the proportion equation
158,569,202.04 : 237,825,456.12 = 100,890,138.84 : x - Step 2: Convert to fraction form
158,569,202.04/237,825,456.12 = 100,890,138.84/x - Step 3: Cross multiply
158,569,202.04x = 237,825,456.12 × 100,890,138.84 - Step 4: Simplify right side
158,569,202.04x = 23,994,243,287,633,128 - Step 5: Solve for x
x = 23,994,243,287,633,128/158,569,202.04 - Step 6: Final answer
x = 151,317,172.43
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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.