Finding the Fourth Proportional to 5,568,006,185.44, 7,681,968,118.08 and 3,156,430,134.40
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Solution
The fourth proportional to 5,568,006,185.44, 7,681,968,118.08 and 3,156,430,134.40 is: 4,354,807,601.11
Step by Step Solution
- Step 1: Write the proportion equation
5,568,006,185.44 : 7,681,968,118.08 = 3,156,430,134.40 : x - Step 2: Convert to fraction form
5,568,006,185.44/7,681,968,118.08 = 3,156,430,134.40/x - Step 3: Cross multiply
5,568,006,185.44x = 7,681,968,118.08 × 3,156,430,134.40 - Step 4: Simplify right side
5,568,006,185.44x = 24,247,595,659,407,769,600 - Step 5: Solve for x
x = 24,247,595,659,407,769,600/5,568,006,185.44 - Step 6: Final answer
x = 4,354,807,601.11
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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.