Finding the Fourth Proportional to 79,502,816.23, 119,169,192.16 and 36,307,291.75
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Solution
The fourth proportional to 79,502,816.23, 119,169,192.16 and 36,307,291.75 is: 54,422,105.18
Step by Step Solution
- Step 1: Write the proportion equation
79,502,816.23 : 119,169,192.16 = 36,307,291.75 : x - Step 2: Convert to fraction form
79,502,816.23/119,169,192.16 = 36,307,291.75/x - Step 3: Cross multiply
79,502,816.23x = 119,169,192.16 × 36,307,291.75 - Step 4: Simplify right side
79,502,816.23x = 4,326,710,627,364,932.50 - Step 5: Solve for x
x = 4,326,710,627,364,932.50/79,502,816.23 - Step 6: Final answer
x = 54,422,105.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.