Finding the Fourth Proportional to 19,670,959,171.08, 29,508,505,471.62 and 6,407,251,150.14
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Solution
The fourth proportional to 19,670,959,171.08, 29,508,505,471.62 and 6,407,251,150.14 is: 9,611,549,898.39
Step by Step Solution
- Step 1: Write the proportion equation
19,670,959,171.08 : 29,508,505,471.62 = 6,407,251,150.14 : x - Step 2: Convert to fraction form
19,670,959,171.08/29,508,505,471.62 = 6,407,251,150.14/x - Step 3: Cross multiply
19,670,959,171.08x = 29,508,505,471.62 × 6,407,251,150.14 - Step 4: Simplify right side
19,670,959,171.08x = 189,068,405,621,949,726,720 - Step 5: Solve for x
x = 189,068,405,621,949,726,720/19,670,959,171.08 - Step 6: Final answer
x = 9,611,549,898.39
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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.