Finding the Fourth Proportional to 96,102,398.74, 132,623,451.65 and 54,848,463.38
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Solution
The fourth proportional to 96,102,398.74, 132,623,451.65 and 54,848,463.38 is: 75,692,101.62
Step by Step Solution
- Step 1: Write the proportion equation
96,102,398.74 : 132,623,451.65 = 54,848,463.38 : x - Step 2: Convert to fraction form
96,102,398.74/132,623,451.65 = 54,848,463.38/x - Step 3: Cross multiply
96,102,398.74x = 132,623,451.65 × 54,848,463.38 - Step 4: Simplify right side
96,102,398.74x = 7,274,192,531,154,226 - Step 5: Solve for x
x = 7,274,192,531,154,226/96,102,398.74 - Step 6: Final answer
x = 75,692,101.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.