Finding the Fourth Proportional to 84,156,660.72, 116,135,062.80 and 46,987,511.88
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Solution
The fourth proportional to 84,156,660.72, 116,135,062.80 and 46,987,511.88 is: 64,842,136.04
Step by Step Solution
- Step 1: Write the proportion equation
84,156,660.72 : 116,135,062.80 = 46,987,511.88 : x - Step 2: Convert to fraction form
84,156,660.72/116,135,062.80 = 46,987,511.88/x - Step 3: Cross multiply
84,156,660.72x = 116,135,062.80 × 46,987,511.88 - Step 4: Simplify right side
84,156,660.72x = 5,456,897,642,999,546 - Step 5: Solve for x
x = 5,456,897,642,999,546/84,156,660.72 - Step 6: Final answer
x = 64,842,136.04
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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.