Finding the Fourth Proportional to 2,034,911,940.70, 3,052,591,859.85 and 742,727,364.70
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Solution
The fourth proportional to 2,034,911,940.70, 3,052,591,859.85 and 742,727,364.70 is: 1,114,172,786.66
Step by Step Solution
- Step 1: Write the proportion equation
2,034,911,940.70 : 3,052,591,859.85 = 742,727,364.70 : x - Step 2: Convert to fraction form
2,034,911,940.70/3,052,591,859.85 = 742,727,364.70/x - Step 3: Cross multiply
2,034,911,940.70x = 3,052,591,859.85 × 742,727,364.70 - Step 4: Simplify right side
2,034,911,940.70x = 2,267,243,507,571,062,272 - Step 5: Solve for x
x = 2,267,243,507,571,062,272/2,034,911,940.70 - Step 6: Final answer
x = 1,114,172,786.66
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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.