Finding the Fourth Proportional to 3,476,484,014.80, 5,214,726,022.20 and 3,160,170,331.60
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Solution
The fourth proportional to 3,476,484,014.80, 5,214,726,022.20 and 3,160,170,331.60 is: 4,740,255,497.40
Step by Step Solution
- Step 1: Write the proportion equation
3,476,484,014.80 : 5,214,726,022.20 = 3,160,170,331.60 : x - Step 2: Convert to fraction form
3,476,484,014.80/5,214,726,022.20 = 3,160,170,331.60/x - Step 3: Cross multiply
3,476,484,014.80x = 5,214,726,022.20 × 3,160,170,331.60 - Step 4: Simplify right side
3,476,484,014.80x = 16,479,422,462,778,920,960 - Step 5: Solve for x
x = 16,479,422,462,778,920,960/3,476,484,014.80 - Step 6: Final answer
x = 4,740,255,497.40
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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.