Finding the Fourth Proportional to 5,668,899,716.10, 8,503,349,574.15 and 1,528,761,749.70
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Solution
The fourth proportional to 5,668,899,716.10, 8,503,349,574.15 and 1,528,761,749.70 is: 2,293,142,624.55
Step by Step Solution
- Step 1: Write the proportion equation
5,668,899,716.10 : 8,503,349,574.15 = 1,528,761,749.70 : x - Step 2: Convert to fraction form
5,668,899,716.10/8,503,349,574.15 = 1,528,761,749.70/x - Step 3: Cross multiply
5,668,899,716.10x = 8,503,349,574.15 × 1,528,761,749.70 - Step 4: Simplify right side
5,668,899,716.10x = 12,999,595,573,288,304,640 - Step 5: Solve for x
x = 12,999,595,573,288,304,640/5,668,899,716.10 - Step 6: Final answer
x = 2,293,142,624.55
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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.