Finding the Fourth Proportional to 133,296,399.26, 183,988,136.58 and 77,554,930.58
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Solution
The fourth proportional to 133,296,399.26, 183,988,136.58 and 77,554,930.58 is: 107,048,556.74
Step by Step Solution
- Step 1: Write the proportion equation
133,296,399.26 : 183,988,136.58 = 77,554,930.58 : x - Step 2: Convert to fraction form
133,296,399.26/183,988,136.58 = 77,554,930.58/x - Step 3: Cross multiply
133,296,399.26x = 183,988,136.58 × 77,554,930.58 - Step 4: Simplify right side
133,296,399.26x = 14,269,187,160,005,460 - Step 5: Solve for x
x = 14,269,187,160,005,460/133,296,399.26 - Step 6: Final answer
x = 107,048,556.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.