Finding the Fourth Proportional to 5,564,016,191.20, 8,346,024,286.80 and 2,984,126,015.20
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Solution
The fourth proportional to 5,564,016,191.20, 8,346,024,286.80 and 2,984,126,015.20 is: 4,476,189,022.80
Step by Step Solution
- Step 1: Write the proportion equation
5,564,016,191.20 : 8,346,024,286.80 = 2,984,126,015.20 : x - Step 2: Convert to fraction form
5,564,016,191.20/8,346,024,286.80 = 2,984,126,015.20/x - Step 3: Cross multiply
5,564,016,191.20x = 8,346,024,286.80 × 2,984,126,015.20 - Step 4: Simplify right side
5,564,016,191.20x = 24,905,588,197,730,906,112 - Step 5: Solve for x
x = 24,905,588,197,730,906,112/5,564,016,191.20 - Step 6: Final answer
x = 4,476,189,022.80
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Double scale
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Similar ratio
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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.