Finding the Fourth Proportional to 4,315,739,696.20, 6,454,499,246.70 and 3,627,768,982.60
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Solution
The fourth proportional to 4,315,739,696.20, 6,454,499,246.70 and 3,627,768,982.60 is: 5,425,589,542.86
Step by Step Solution
- Step 1: Write the proportion equation
4,315,739,696.20 : 6,454,499,246.70 = 3,627,768,982.60 : x - Step 2: Convert to fraction form
4,315,739,696.20/6,454,499,246.70 = 3,627,768,982.60/x - Step 3: Cross multiply
4,315,739,696.20x = 6,454,499,246.70 × 3,627,768,982.60 - Step 4: Simplify right side
4,315,739,696.20x = 23,415,432,165,393,326,080 - Step 5: Solve for x
x = 23,415,432,165,393,326,080/4,315,739,696.20 - Step 6: Final answer
x = 5,425,589,542.86
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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.