Finding the Fourth Proportional to 4,484,035,846.20, 6,726,053,769.30 and 4,458,207,813.60
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Solution
The fourth proportional to 4,484,035,846.20, 6,726,053,769.30 and 4,458,207,813.60 is: 6,687,311,720.40
Step by Step Solution
- Step 1: Write the proportion equation
4,484,035,846.20 : 6,726,053,769.30 = 4,458,207,813.60 : x - Step 2: Convert to fraction form
4,484,035,846.20/6,726,053,769.30 = 4,458,207,813.60/x - Step 3: Cross multiply
4,484,035,846.20x = 6,726,053,769.30 × 4,458,207,813.60 - Step 4: Simplify right side
4,484,035,846.20x = 29,986,145,468,986,994,688 - Step 5: Solve for x
x = 29,986,145,468,986,994,688/4,484,035,846.20 - Step 6: Final answer
x = 6,687,311,720.40
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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.