Finding the Fourth Proportional to 3,405,225,612.96, 4,699,209,267.36 and 1,840,663,308.96
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Solution
The fourth proportional to 3,405,225,612.96, 4,699,209,267.36 and 1,840,663,308.96 is: 2,540,114,242.84
Step by Step Solution
- Step 1: Write the proportion equation
3,405,225,612.96 : 4,699,209,267.36 = 1,840,663,308.96 : x - Step 2: Convert to fraction form
3,405,225,612.96/4,699,209,267.36 = 1,840,663,308.96/x - Step 3: Cross multiply
3,405,225,612.96x = 4,699,209,267.36 × 1,840,663,308.96 - Step 4: Simplify right side
3,405,225,612.96x = 8,649,662,079,554,354,176 - Step 5: Solve for x
x = 8,649,662,079,554,354,176/3,405,225,612.96 - Step 6: Final answer
x = 2,540,114,242.84
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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.