Finding the Fourth Proportional to 2,334,135,886.53, 3,221,097,893.49 and 1,262,440,413.21
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Solution
The fourth proportional to 2,334,135,886.53, 3,221,097,893.49 and 1,262,440,413.21 is: 1,742,162,561.79
Step by Step Solution
- Step 1: Write the proportion equation
2,334,135,886.53 : 3,221,097,893.49 = 1,262,440,413.21 : x - Step 2: Convert to fraction form
2,334,135,886.53/3,221,097,893.49 = 1,262,440,413.21/x - Step 3: Cross multiply
2,334,135,886.53x = 3,221,097,893.49 × 1,262,440,413.21 - Step 4: Simplify right side
2,334,135,886.53x = 4,066,444,155,647,375,872 - Step 5: Solve for x
x = 4,066,444,155,647,375,872/2,334,135,886.53 - Step 6: Final answer
x = 1,742,162,561.79
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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.