Finding the Fourth Proportional to 97,019,724.70, 145,529,587.05 and 48,505,066.30
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Solution
The fourth proportional to 97,019,724.70, 145,529,587.05 and 48,505,066.30 is: 72,757,599.45
Step by Step Solution
- Step 1: Write the proportion equation
97,019,724.70 : 145,529,587.05 = 48,505,066.30 : x - Step 2: Convert to fraction form
97,019,724.70/145,529,587.05 = 48,505,066.30/x - Step 3: Cross multiply
97,019,724.70x = 145,529,587.05 × 48,505,066.30 - Step 4: Simplify right side
97,019,724.70x = 7,058,922,268,471,872 - Step 5: Solve for x
x = 7,058,922,268,471,872/97,019,724.70 - Step 6: Final answer
x = 72,757,599.45
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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.