Finding the Fourth Proportional to 448,633,377.08, 673,187,160.42 and 318,317,837.06
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Solution
The fourth proportional to 448,633,377.08, 673,187,160.42 and 318,317,837.06 is: 477,644,980.93
Step by Step Solution
- Step 1: Write the proportion equation
448,633,377.08 : 673,187,160.42 = 318,317,837.06 : x - Step 2: Convert to fraction form
448,633,377.08/673,187,160.42 = 318,317,837.06/x - Step 3: Cross multiply
448,633,377.08x = 673,187,160.42 × 318,317,837.06 - Step 4: Simplify right side
448,633,377.08x = 214,287,480,841,457,632 - Step 5: Solve for x
x = 214,287,480,841,457,632/448,633,377.08 - Step 6: Final answer
x = 477,644,980.93
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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.