Finding the Fourth Proportional to 199,590,713.70, 299,386,070.55 and 184,660,793.70
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Solution
The fourth proportional to 199,590,713.70, 299,386,070.55 and 184,660,793.70 is: 276,991,190.55
Step by Step Solution
- Step 1: Write the proportion equation
199,590,713.70 : 299,386,070.55 = 184,660,793.70 : x - Step 2: Convert to fraction form
199,590,713.70/299,386,070.55 = 184,660,793.70/x - Step 3: Cross multiply
199,590,713.70x = 299,386,070.55 × 184,660,793.70 - Step 4: Simplify right side
199,590,713.70x = 55,284,869,410,487,192 - Step 5: Solve for x
x = 55,284,869,410,487,192/199,590,713.70 - Step 6: Final answer
x = 276,991,190.55
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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.