Finding the Fourth Proportional to 4,043,235,938,775.20, 5,576,412,165,220 and 3,554,449,785,766.80
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Solution
The fourth proportional to 4,043,235,938,775.20, 5,576,412,165,220 and 3,554,449,785,766.80 is: 4,902,280,580,741.45
Step by Step Solution
- Step 1: Write the proportion equation
4,043,235,938,775.20 : 5,576,412,165,220 = 3,554,449,785,766.80 : x - Step 2: Convert to fraction form
4,043,235,938,775.20/5,576,412,165,220 = 3,554,449,785,766.80/x - Step 3: Cross multiply
4,043,235,938,775.20x = 5,576,412,165,220 × 3,554,449,785,766.80 - Step 4: Simplify right side
4,043,235,938,775.20x = 19,821,077,026,013,606,467,076,096 - Step 5: Solve for x
x = 19,821,077,026,013,606,467,076,096/4,043,235,938,775.20 - Step 6: Final answer
x = 4,902,280,580,741.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.