Finding the Fourth Proportional to 125,525,343.90, 173,058,562.29 and 103,114,146.18
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Solution
The fourth proportional to 125,525,343.90, 173,058,562.29 and 103,114,146.18 is: 142,160,820.56
Step by Step Solution
- Step 1: Write the proportion equation
125,525,343.90 : 173,058,562.29 = 103,114,146.18 : x - Step 2: Convert to fraction form
125,525,343.90/173,058,562.29 = 103,114,146.18/x - Step 3: Cross multiply
125,525,343.90x = 173,058,562.29 × 103,114,146.18 - Step 4: Simplify right side
125,525,343.90x = 17,844,785,889,671,696 - Step 5: Solve for x
x = 17,844,785,889,671,696/125,525,343.90 - Step 6: Final answer
x = 142,160,820.56
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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.