Finding the Fourth Proportional to 3,498,750,465,156.20, 5,242,394,669,170 and 1,863,359,640,283.70
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Solution
The fourth proportional to 3,498,750,465,156.20, 5,242,394,669,170 and 1,863,359,640,283.70 is: 2,791,987,237,230.33
Step by Step Solution
- Step 1: Write the proportion equation
3,498,750,465,156.20 : 5,242,394,669,170 = 1,863,359,640,283.70 : x - Step 2: Convert to fraction form
3,498,750,465,156.20/5,242,394,669,170 = 1,863,359,640,283.70/x - Step 3: Cross multiply
3,498,750,465,156.20x = 5,242,394,669,170 × 1,863,359,640,283.70 - Step 4: Simplify right side
3,498,750,465,156.20x = 9,768,466,644,969,798,240,305,152 - Step 5: Solve for x
x = 9,768,466,644,969,798,240,305,152/3,498,750,465,156.20 - Step 6: Final answer
x = 2,791,987,237,230.33
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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.