Finding the Fourth Proportional to 293,847,207.72, 440,634,607.20 and 109,565,204.19
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Solution
The fourth proportional to 293,847,207.72, 440,634,607.20 and 109,565,204.19 is: 164,297,020.50
Step by Step Solution
- Step 1: Write the proportion equation
293,847,207.72 : 440,634,607.20 = 109,565,204.19 : x - Step 2: Convert to fraction form
293,847,207.72/440,634,607.20 = 109,565,204.19/x - Step 3: Cross multiply
293,847,207.72x = 440,634,607.20 × 109,565,204.19 - Step 4: Simplify right side
293,847,207.72x = 48,278,220,711,048,440 - Step 5: Solve for x
x = 48,278,220,711,048,440/293,847,207.72 - Step 6: Final answer
x = 164,297,020.50
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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.