Finding the Fourth Proportional to 163,223,219.80, 244,515,965.10 and 98,334,273.70
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Solution
The fourth proportional to 163,223,219.80, 244,515,965.10 and 98,334,273.70 is: 147,309,309.70
Step by Step Solution
- Step 1: Write the proportion equation
163,223,219.80 : 244,515,965.10 = 98,334,273.70 : x - Step 2: Convert to fraction form
163,223,219.80/244,515,965.10 = 98,334,273.70/x - Step 3: Cross multiply
163,223,219.80x = 244,515,965.10 × 98,334,273.70 - Step 4: Simplify right side
163,223,219.80x = 24,044,299,836,163,048 - Step 5: Solve for x
x = 24,044,299,836,163,048/163,223,219.80 - Step 6: Final answer
x = 147,309,309.70
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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.