Finding the Fourth Proportional to 96,375,051.36, 144,508,251.90 and 31,661,480.79
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Solution
The fourth proportional to 96,375,051.36, 144,508,251.90 and 31,661,480.79 is: 47,474,374.09
Step by Step Solution
- Step 1: Write the proportion equation
96,375,051.36 : 144,508,251.90 = 31,661,480.79 : x - Step 2: Convert to fraction form
96,375,051.36/144,508,251.90 = 31,661,480.79/x - Step 3: Cross multiply
96,375,051.36x = 144,508,251.90 × 31,661,480.79 - Step 4: Simplify right side
96,375,051.36x = 4,575,345,241,528,331 - Step 5: Solve for x
x = 4,575,345,241,528,331/96,375,051.36 - Step 6: Final answer
x = 47,474,374.09
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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.