Finding the Fourth Proportional to 6,430,655,171.85, 9,642,670,738.24 and 2,886,358,172.70
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Solution
The fourth proportional to 6,430,655,171.85, 9,642,670,738.24 and 2,886,358,172.70 is: 4,328,050,680.40
Step by Step Solution
- Step 1: Write the proportion equation
6,430,655,171.85 : 9,642,670,738.24 = 2,886,358,172.70 : x - Step 2: Convert to fraction form
6,430,655,171.85/9,642,670,738.24 = 2,886,358,172.70/x - Step 3: Cross multiply
6,430,655,171.85x = 9,642,670,738.24 × 2,886,358,172.70 - Step 4: Simplify right side
6,430,655,171.85x = 27,832,201,491,974,164,480 - Step 5: Solve for x
x = 27,832,201,491,974,164,480/6,430,655,171.85 - Step 6: Final answer
x = 4,328,050,680.40
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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.