Finding the Fourth Proportional to 373,349,266.20, 560,023,899.30 and 258,463,531.80
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Solution
The fourth proportional to 373,349,266.20, 560,023,899.30 and 258,463,531.80 is: 387,695,297.70
Step by Step Solution
- Step 1: Write the proportion equation
373,349,266.20 : 560,023,899.30 = 258,463,531.80 : x - Step 2: Convert to fraction form
373,349,266.20/560,023,899.30 = 258,463,531.80/x - Step 3: Cross multiply
373,349,266.20x = 560,023,899.30 × 258,463,531.80 - Step 4: Simplify right side
373,349,266.20x = 144,745,754,905,485,536 - Step 5: Solve for x
x = 144,745,754,905,485,536/373,349,266.20 - Step 6: Final answer
x = 387,695,297.70
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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.