Finding the Fourth Proportional to 114,544,542.12, 158,071,493.86 and 63,036,318.12
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Solution
The fourth proportional to 114,544,542.12, 158,071,493.86 and 63,036,318.12 is: 86,990,133.17
Step by Step Solution
- Step 1: Write the proportion equation
114,544,542.12 : 158,071,493.86 = 63,036,318.12 : x - Step 2: Convert to fraction form
114,544,542.12/158,071,493.86 = 63,036,318.12/x - Step 3: Cross multiply
114,544,542.12x = 158,071,493.86 × 63,036,318.12 - Step 4: Simplify right side
114,544,542.12x = 9,964,244,972,662,588 - Step 5: Solve for x
x = 9,964,244,972,662,588/114,544,542.12 - Step 6: Final answer
x = 86,990,133.17
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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.