Finding the Fourth Proportional to 373,462,206.48, 560,220,214.80 and 143,431,291.44
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Solution
The fourth proportional to 373,462,206.48, 560,220,214.80 and 143,431,291.44 is: 215,157,270.28
Step by Step Solution
- Step 1: Write the proportion equation
373,462,206.48 : 560,220,214.80 = 143,431,291.44 : x - Step 2: Convert to fraction form
373,462,206.48/560,220,214.80 = 143,431,291.44/x - Step 3: Cross multiply
373,462,206.48x = 560,220,214.80 × 143,431,291.44 - Step 4: Simplify right side
373,462,206.48x = 80,353,108,899,558,192 - Step 5: Solve for x
x = 80,353,108,899,558,192/373,462,206.48 - Step 6: Final answer
x = 215,157,270.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.