Finding the Fourth Proportional to 220,907,937, 331,409,737.62 and 84,593,325.36
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Solution
The fourth proportional to 220,907,937, 331,409,737.62 and 84,593,325.36 is: 126,908,304.62
Step by Step Solution
- Step 1: Write the proportion equation
220,907,937 : 331,409,737.62 = 84,593,325.36 : x - Step 2: Convert to fraction form
220,907,937/331,409,737.62 = 84,593,325.36/x - Step 3: Cross multiply
220,907,937x = 331,409,737.62 × 84,593,325.36 - Step 4: Simplify right side
220,907,937x = 28,035,051,761,960,892 - Step 5: Solve for x
x = 28,035,051,761,960,892/220,907,937 - Step 6: Final answer
x = 126,908,304.62
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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.