Finding the Fourth Proportional to 134,987,616.32, 202,555,136.96 and 57,252,428.80
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Solution
The fourth proportional to 134,987,616.32, 202,555,136.96 and 57,252,428.80 is: 85,909,906.95
Step by Step Solution
- Step 1: Write the proportion equation
134,987,616.32 : 202,555,136.96 = 57,252,428.80 : x - Step 2: Convert to fraction form
134,987,616.32/202,555,136.96 = 57,252,428.80/x - Step 3: Cross multiply
134,987,616.32x = 202,555,136.96 × 57,252,428.80 - Step 4: Simplify right side
134,987,616.32x = 11,596,773,556,876,648 - Step 5: Solve for x
x = 11,596,773,556,876,648/134,987,616.32 - Step 6: Final answer
x = 85,909,906.95
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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.