Finding the Fourth Proportional to 288,735,046.20, 433,102,569.30 and 224,237,791.80
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Solution
The fourth proportional to 288,735,046.20, 433,102,569.30 and 224,237,791.80 is: 336,356,687.70
Step by Step Solution
- Step 1: Write the proportion equation
288,735,046.20 : 433,102,569.30 = 224,237,791.80 : x - Step 2: Convert to fraction form
288,735,046.20/433,102,569.30 = 224,237,791.80/x - Step 3: Cross multiply
288,735,046.20x = 433,102,569.30 × 224,237,791.80 - Step 4: Simplify right side
288,735,046.20x = 97,117,963,762,738,480 - Step 5: Solve for x
x = 97,117,963,762,738,480/288,735,046.20 - Step 6: Final answer
x = 336,356,687.70
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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.