Finding the Fourth Proportional to 163,308,910.70, 244,963,366.05 and 108,889,352.30
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Solution
The fourth proportional to 163,308,910.70, 244,963,366.05 and 108,889,352.30 is: 163,334,028.45
Step by Step Solution
- Step 1: Write the proportion equation
163,308,910.70 : 244,963,366.05 = 108,889,352.30 : x - Step 2: Convert to fraction form
163,308,910.70/244,963,366.05 = 108,889,352.30/x - Step 3: Cross multiply
163,308,910.70x = 244,963,366.05 × 108,889,352.30 - Step 4: Simplify right side
163,308,910.70x = 26,673,902,266,412,308 - Step 5: Solve for x
x = 26,673,902,266,412,308/163,308,910.70 - Step 6: Final answer
x = 163,334,028.45
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1.5x scale
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.