Finding the Fourth Proportional to 135,957,078.88, 204,029,802.96 and 54,067,564.96
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Solution
The fourth proportional to 135,957,078.88, 204,029,802.96 and 54,067,564.96 is: 81,138,802.89
Step by Step Solution
- Step 1: Write the proportion equation
135,957,078.88 : 204,029,802.96 = 54,067,564.96 : x - Step 2: Convert to fraction form
135,957,078.88/204,029,802.96 = 54,067,564.96/x - Step 3: Cross multiply
135,957,078.88x = 204,029,802.96 × 54,067,564.96 - Step 4: Simplify right side
135,957,078.88x = 11,031,394,625,315,800 - Step 5: Solve for x
x = 11,031,394,625,315,800/135,957,078.88 - Step 6: Final answer
x = 81,138,802.89
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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.