Finding the Fourth Proportional to 2,299,880,690.83, 3,176,453,378.78 and 1,545,884,831.98
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Solution
The fourth proportional to 2,299,880,690.83, 3,176,453,378.78 and 1,545,884,831.98 is: 2,135,080,796.72
Step by Step Solution
- Step 1: Write the proportion equation
2,299,880,690.83 : 3,176,453,378.78 = 1,545,884,831.98 : x - Step 2: Convert to fraction form
2,299,880,690.83/3,176,453,378.78 = 1,545,884,831.98/x - Step 3: Cross multiply
2,299,880,690.83x = 3,176,453,378.78 × 1,545,884,831.98 - Step 4: Simplify right side
2,299,880,690.83x = 4,910,431,097,747,623,936 - Step 5: Solve for x
x = 4,910,431,097,747,623,936/2,299,880,690.83 - Step 6: Final answer
x = 2,135,080,796.72
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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.