Finding the Fourth Proportional to 220,354,283.70, 330,247,990.35 and 134,001,026.10
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Solution
The fourth proportional to 220,354,283.70, 330,247,990.35 and 134,001,026.10 is: 200,829,177.59
Step by Step Solution
- Step 1: Write the proportion equation
220,354,283.70 : 330,247,990.35 = 134,001,026.10 : x - Step 2: Convert to fraction form
220,354,283.70/330,247,990.35 = 134,001,026.10/x - Step 3: Cross multiply
220,354,283.70x = 330,247,990.35 × 134,001,026.10 - Step 4: Simplify right side
220,354,283.70x = 44,253,569,574,362,896 - Step 5: Solve for x
x = 44,253,569,574,362,896/220,354,283.70 - Step 6: Final answer
x = 200,829,177.59
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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.