Finding the Fourth Proportional to 2,694,454,235.20, 4,041,681,352.80 and 1,968,860,123.20
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Solution
The fourth proportional to 2,694,454,235.20, 4,041,681,352.80 and 1,968,860,123.20 is: 2,953,290,184.80
Step by Step Solution
- Step 1: Write the proportion equation
2,694,454,235.20 : 4,041,681,352.80 = 1,968,860,123.20 : x - Step 2: Convert to fraction form
2,694,454,235.20/4,041,681,352.80 = 1,968,860,123.20/x - Step 3: Cross multiply
2,694,454,235.20x = 4,041,681,352.80 × 1,968,860,123.20 - Step 4: Simplify right side
2,694,454,235.20x = 7,957,505,246,208,951,296 - Step 5: Solve for x
x = 7,957,505,246,208,951,296/2,694,454,235.20 - Step 6: Final answer
x = 2,953,290,184.80
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1.5x scale
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.