Finding the Fourth Proportional to 3,235,147,246.40, 4,852,720,869.60 and 3,108,168,276.80
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Solution
The fourth proportional to 3,235,147,246.40, 4,852,720,869.60 and 3,108,168,276.80 is: 4,662,252,415.20
Step by Step Solution
- Step 1: Write the proportion equation
3,235,147,246.40 : 4,852,720,869.60 = 3,108,168,276.80 : x - Step 2: Convert to fraction form
3,235,147,246.40/4,852,720,869.60 = 3,108,168,276.80/x - Step 3: Cross multiply
3,235,147,246.40x = 4,852,720,869.60 × 3,108,168,276.80 - Step 4: Simplify right side
3,235,147,246.40x = 15,083,073,063,056,031,744 - Step 5: Solve for x
x = 15,083,073,063,056,031,744/3,235,147,246.40 - Step 6: Final answer
x = 4,662,252,415.20
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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.