Finding the Fourth Proportional to 8,536,508,429.28, 11,780,128,614.56 and 4,726,201,217.28
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Solution
The fourth proportional to 8,536,508,429.28, 11,780,128,614.56 and 4,726,201,217.28 is: 6,522,017,597.60
Step by Step Solution
- Step 1: Write the proportion equation
8,536,508,429.28 : 11,780,128,614.56 = 4,726,201,217.28 : x - Step 2: Convert to fraction form
8,536,508,429.28/11,780,128,614.56 = 4,726,201,217.28/x - Step 3: Cross multiply
8,536,508,429.28x = 11,780,128,614.56 × 4,726,201,217.28 - Step 4: Simplify right side
8,536,508,429.28x = 55,675,258,197,848,424,448 - Step 5: Solve for x
x = 55,675,258,197,848,424,448/8,536,508,429.28 - Step 6: Final answer
x = 6,522,017,597.60
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1.5x scale
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.