Finding the Fourth Proportional to 352,079,748.90, 528,119,623.35 and 337,152,161.70
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Solution
The fourth proportional to 352,079,748.90, 528,119,623.35 and 337,152,161.70 is: 505,728,242.55
Step by Step Solution
- Step 1: Write the proportion equation
352,079,748.90 : 528,119,623.35 = 337,152,161.70 : x - Step 2: Convert to fraction form
352,079,748.90/528,119,623.35 = 337,152,161.70/x - Step 3: Cross multiply
352,079,748.90x = 528,119,623.35 × 337,152,161.70 - Step 4: Simplify right side
352,079,748.90x = 178,056,672,648,642,304 - Step 5: Solve for x
x = 178,056,672,648,642,304/352,079,748.90 - Step 6: Final answer
x = 505,728,242.55
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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.