Finding the Fourth Proportional to 96,478,660.58, 133,141,284.36 and 52,425,896.49
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Solution
The fourth proportional to 96,478,660.58, 133,141,284.36 and 52,425,896.49 is: 72,348,135.34
Step by Step Solution
- Step 1: Write the proportion equation
96,478,660.58 : 133,141,284.36 = 52,425,896.49 : x - Step 2: Convert to fraction form
96,478,660.58/133,141,284.36 = 52,425,896.49/x - Step 3: Cross multiply
96,478,660.58x = 133,141,284.36 × 52,425,896.49 - Step 4: Simplify right side
96,478,660.58x = 6,980,051,192,403,016 - Step 5: Solve for x
x = 6,980,051,192,403,016/96,478,660.58 - Step 6: Final answer
x = 72,348,135.34
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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.