Finding the Fourth Proportional to 4,258,899,011.20, 6,388,348,516.80 and 3,533,304,899.20
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Solution
The fourth proportional to 4,258,899,011.20, 6,388,348,516.80 and 3,533,304,899.20 is: 5,299,957,348.80
Step by Step Solution
- Step 1: Write the proportion equation
4,258,899,011.20 : 6,388,348,516.80 = 3,533,304,899.20 : x - Step 2: Convert to fraction form
4,258,899,011.20/6,388,348,516.80 = 3,533,304,899.20/x - Step 3: Cross multiply
4,258,899,011.20x = 6,388,348,516.80 × 3,533,304,899.20 - Step 4: Simplify right side
4,258,899,011.20x = 22,571,983,112,206,491,648 - Step 5: Solve for x
x = 22,571,983,112,206,491,648/4,258,899,011.20 - Step 6: Final answer
x = 5,299,957,348.80
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1.5x scale
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.