Finding the Fourth Proportional to 2,459,207,639.52, 3,688,808,568.18 and 801,112,211.58
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Solution
The fourth proportional to 2,459,207,639.52, 3,688,808,568.18 and 801,112,211.58 is: 1,201,667,375.56
Step by Step Solution
- Step 1: Write the proportion equation
2,459,207,639.52 : 3,688,808,568.18 = 801,112,211.58 : x - Step 2: Convert to fraction form
2,459,207,639.52/3,688,808,568.18 = 801,112,211.58/x - Step 3: Cross multiply
2,459,207,639.52x = 3,688,808,568.18 × 801,112,211.58 - Step 4: Simplify right side
2,459,207,639.52x = 2,955,149,590,149,933,056 - Step 5: Solve for x
x = 2,955,149,590,149,933,056/2,459,207,639.52 - Step 6: Final answer
x = 1,201,667,375.56
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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.