Finding the Fourth Proportional to 4,564,512,820.80, 6,846,769,231.20 and 4,256,135,323.20
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Solution
The fourth proportional to 4,564,512,820.80, 6,846,769,231.20 and 4,256,135,323.20 is: 6,384,202,984.80
Step by Step Solution
- Step 1: Write the proportion equation
4,564,512,820.80 : 6,846,769,231.20 = 4,256,135,323.20 : x - Step 2: Convert to fraction form
4,564,512,820.80/6,846,769,231.20 = 4,256,135,323.20/x - Step 3: Cross multiply
4,564,512,820.80x = 6,846,769,231.20 × 4,256,135,323.20 - Step 4: Simplify right side
4,564,512,820.80x = 29,140,776,374,709,223,424 - Step 5: Solve for x
x = 29,140,776,374,709,223,424/4,564,512,820.80 - Step 6: Final answer
x = 6,384,202,984.80
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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.