Finding the Fourth Proportional to 39,682,548,069.19, 59,503,153,772.79 and 18,715,351,204.52
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Solution
The fourth proportional to 39,682,548,069.19, 59,503,153,772.79 and 18,715,351,204.52 is: 28,063,279,068.98
Step by Step Solution
- Step 1: Write the proportion equation
39,682,548,069.19 : 59,503,153,772.79 = 18,715,351,204.52 : x - Step 2: Convert to fraction form
39,682,548,069.19/59,503,153,772.79 = 18,715,351,204.52/x - Step 3: Cross multiply
39,682,548,069.19x = 59,503,153,772.79 × 18,715,351,204.52 - Step 4: Simplify right side
39,682,548,069.19x = 1,113,622,420,634,026,639,360 - Step 5: Solve for x
x = 1,113,622,420,634,026,639,360/39,682,548,069.19 - Step 6: Final answer
x = 28,063,279,068.98
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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.